
Dia duit %username%!
TrĂĄthnĂłna arĂs, arĂs nĂl faic le dĂ©anamh agam, agus bheartaigh mĂ© tamall beag a thĂłgĂĄil chun an trĂĂș cuid de mo shraith ar nimheanna a scrĂobh. TĂĄ sĂșil agam go lĂ©ann tĂș Đž chuid agus thaitin sĂ© leat.
Sa trĂĂș cuid dĂ©anfaimid scĂthe beag. NĂ bheidh aon scĂ©al anseo faoi na nimheanna a thagann tĂș trasna ar gach cĂ©im - is dĂłcha, fiĂș a mhalairt. NĂ bheidh aon holivar faoi na contĂșirtĂ a bhaineann le alcĂłl agus nicotĂn.
Sa trĂĂș cuid baileoidh mĂ© na nimheanna sin a bhĂ suimiĂșil dom ar chĂșis Ă©igin (mĂĄs fĂ©idir focal den sĂłrt sin a chur i bhfeidhm ar nimheanna ar chor ar bith - ach, mar a dĂșirt mĂ© cheana: Is ealaĂontĂłir mĂ©, feicim ar an mbealach sin Ă©).
Mar sin, arĂs mo dheichniĂșr deadly! TĂ©igh.
An deichiĂș hĂĄit
BrĂłimĂd homidiam
BhĂ an chine daonna aisteach i gcĂłnaĂ. Agus ina fiosracht cruthaĂonn sĂ© uaireanta gan chuimhneamh arrachtaigh.
ForbraĂodh brĂłimĂd hĂłmĂdiam mar oibreĂĄn idirghlactha don bhitheolaĂocht mhĂłilĂneach chun aigĂ©id nĂșiclĂ©acha a bhrath agus a staidĂ©ar, go hĂĄirithe i gcĂĄs leictreafĂłirĂ©is glĂłthach agarose de DNA nĂł RNA.
TĂĄ an focal âintercalatingâ rĂthĂĄbhachtach anseo. De rĂ©ir sainmhĂnithe, is Ă©ard atĂĄ i gceist le hidirmhalartĂș nĂĄ cuimsiĂș inchĂșlaithe mĂłilĂn nĂł grĂșpa idir mĂłilĂnĂ nĂł grĂșpaĂ eile. IdirghnĂomhaĂonn brĂłimĂd hĂłimidiam le haigĂ©id nĂșiclĂ©acha, lena n-ĂĄirĂtear idir bunanna.
DĂłibh siĂșd a bhfuil suim acu, breathnaĂonn sĂ© rud Ă©igin mar seo
Go praiticiĂșil, cuireann brĂłimĂd hoimidiam, fiĂș amhĂĄin i dĂĄileoga beaga, bac ar shintĂ©is DNA agus RNA agus aisiompaĂonn sĂ© supercoiling DNA ciorclach. TĂĄ an tsubstaint seo beagnach ar an sĂł-ghineach is cumhachtaĂ ar a dtugtar.
NĂl aon fhaisnĂ©is sa litrĂocht faoi cĂ© mhĂ©ad brĂłimĂd hĂłimidiam ba chĂłir a ghlacadh chun a rĂĄthĂș go bhfaighidh sĂ© bĂĄs. NĂl aon eolas faoi conas a tharlĂłidh an bĂĄs seo. TĂĄ eolaithe fĂłs ag argĂłint an bhfuil airĂonna carcanaigineacha ag an tsubstaint seo.
ainm ĂșsĂĄideora, Is hoimidium brĂłimĂd slĂ iontach chun rud Ă©igin nua a fhoghlaim faoi do chorp i spiorad na STALKER TĂ©igh chun Ă©!
naoĂș hĂĄit
NNG
Mura bhfuil tĂș sĂĄsta leis an deichiĂș hĂĄit, bualadh le chĂ©ile: N-methyl-N'-nitro-N-nitrosoguanidine! NĂł go simplĂ agus go measartha: BFG NNG.
Cuimhnigh cad a dĂșirt mĂ© faoi âbeagnach an sĂł-ghineach is cumhachtaĂâ? Mar sin, is Ă© NNG an ceann is cumhachtaĂ. Murab ionann agus an bhrĂłimĂd chomidium lag, is cĂșis le NNG i gcĂłnaĂ nĂos mĂł nĂĄ sĂłchĂĄn amhĂĄin in aghaidh na cille. Bhain mĂĄistrĂ na hinnealtĂłireachta gĂ©initeacha ĂșsĂĄid as NNG nuair a rinne siad a dturgnaimh le E. coli.
Agus dĂĄla an scĂ©il, tĂĄ NNG 100% carcanaigineach. Sa chĂĄs seo, tagann siadaĂ iolracha agus bĂonn siad athfhillteach i gcĂłnaĂ.
I measc rudaĂ eile, NNG:
- ĂagobhsaĂ. Is pĂșdar Ă© an tsubstaint seo fĂ©in, ach dĂscaoileann sĂ© i gcĂłnaĂ, agus nuair a stĂłrĂĄiltear Ă© i gcoimeĂĄdĂĄn dĂșnta, plĂ©ascann sĂ©.
- ImoibrĂonn go forĂ©igneach le huisce.
- D'fhéadfadh sé pléascadh ar thionchar.
- Ăogaire do theas, solas, taise - plĂ©ascann gan rabhadh.
- Inadhainte.
- Neamh-chomhoiriĂșnach le rĂ©itigh uiscĂ, aigĂ©id, alcailĂ, gnĂomhairĂ ocsaĂdeacha, gnĂomhairĂ laghdaitheacha - imoibriĂș forĂ©igneach le plĂ©ascadh.
- Scaoileann hidrealĂș alcaileach, nuair a dhĂ©antar Ă© a dhĂghnĂomhĂș, gĂĄis tocsaineacha agus plĂ©ascacha.
CĂ© go bhfuil NNG deas Ăł thaobh na tocsaineachta de: faigheann francaigh bĂĄs ag dĂĄileoga de thart ar 90 mg/kg. Ag cur san ĂĄireamh airĂonna bunĂșsacha NNG, is fĂ©idir linn a rĂĄ go raibh an t-ĂĄdh orthu.
OchtĂș hĂĄit
HeiptĂle
Ăn am i gcuimhne, tĂĄ aisling ag fear eitilt. Sa chĂ©id seo caite, baineadh amach an aisling in eitiltĂ spĂĄis. Gach bliain, ba mhĂłr ag an gcine daonna smaointe maidir le hiniĂșchadh na GealaĂ, Mars, agus eitiltĂ chuig na rĂ©altaĂ.
Ansin triomaithe an rĂĄs suas. D'imigh an iomaĂocht, cailleadh dĂograis, thosaigh gach duine ag comhaireamh airgead agus fuair sĂ© amach go tobann go raibh sĂ© i bhfad nĂos suimiĂșla airgead a dhĂ©anamh ar fhĂłin chliste agus prĂłiseĂĄlaithe nĂĄ eitilt ĂĄit Ă©igin.
Ach nĂ hĂ© sin atĂĄim ag caint faoi. Is comhphĂĄirt Ă© heptyl - nĂł dimethylhydrazine neamhshimĂ©adrach (UDMH, 1,1-dimethylhydrazine) - d'ard-fiuchphointe (a bhfuil fiuchphointe os cionn 0 ° C) breosla roicĂ©ad. Is minic a ĂșsĂĄidtear teitrocsaĂd Dianitrogen (AT), Ăon nĂł measctha le haigĂ©ad nĂtreach, mar oibreĂĄn ocsaĂdeach pĂ©ireĂĄilte le heiptil; is eol cĂĄsanna ina n-ĂșsĂĄidtear aigĂ©ad Ăon agus ocsaigin leachtach. Chun a chuid maoine a fheabhsĂș, baineadh ĂșsĂĄid as heptyl i meascĂĄn le hydrazine, ar a dtugtar aerozine.
ĂsĂĄidtear an breosla seo (agus is breosla roicĂ©ad Ă© seo!) go hĂĄirithe i bhfeithiclĂ lainseĂĄla na SĂłivĂ©ide âprĂłtĂłnâ, âCosmosâ, âCioclĂłnâ; MeiriceĂĄnach - teaghlach TĂotĂĄn; Fraincis - an teaghlach "Arian"; i gcĂłrais tiomĂĄna spĂĄsĂĄrthaĂ le foireann, satailĂtĂ, stĂĄisiĂșin fithise agus idirphlĂĄinĂ©id.
Is leacht trĂ©dhearcach gan dath nĂł beagĂĄn buĂ Ă© Heptyl le boladh gĂ©ar mĂthaitneamhach, arb Ă© is sainairĂonna Ă© amines (boladh iasc millte, cosĂșil le boladh amĂłinia, an-chosĂșil le boladh salĂĄn). Meascann sĂ© go maith le huisce, eatĂĄnĂłl, an chuid is mĂł de thĂĄirgĂ peitriliam agus go leor tuaslagĂłirĂ orgĂĄnacha. DĂ©anann sĂ© fĂ©in-adhaint ar theagmhĂĄil le ocsaĂdeoirĂ atĂĄ bunaithe ar aigĂ©ad nĂtreach agus teitrocsaĂd dinitrogen, rud a shimplĂonn an dearadh agus a ĂĄirithĂonn tosĂș Ă©asca agus an fhĂ©idearthacht go ndĂ©anfar innill roicĂ©ad a ghnĂomhachtĂș arĂs agus arĂs eile. TĂĄ sĂ© seo ar cheann de na buntĂĄistĂ; cuirtear leo freisin Ă©ifeachtĂșlacht nĂos mĂł in aghaidh an aonaid mhais den mheascĂĄn breosla (dlĂșs nĂos mĂł nĂĄ ocsaigin + gal ceirisĂn agus ocsaigin + gal hidrigine - 1170 kg/mÂł i gcomparĂĄid le 1070 kg/mÂł agus 285 kg/mÂł, faoi ââseach) agus an fhĂ©idearthacht go ndĂ©anfaĂ diĂșracĂĄin a stĂłrĂĄil go fadtĂ©armach a bhreoslaĂtear ag gnĂĄth-theocht.
Anois - mar gheall ar an unpleasant.
- TĂĄ heptyl ceithre huaire nĂos tocsaineach nĂĄ aigĂ©ad hidrocianach. Ăifeacht ar an gcorp an duine: greannĂș na seicnĂ mĂșcasacha na sĂșile, an chonair riosprĂĄide agus na scamhĂłga, spreagadh dian ar an nĂ©archĂłras lĂĄrnach, suaiteachta gastrointestinal (nausea, urlacan), cailliĂșint comhfheasa, bĂĄs.
- Splancphointe -15 °C; teocht uathadhainte 249 °C; teorainneacha tiĂșchana iomadĂș lasair 2-95% toirte. CiallaĂonn sĂ© seo go n-adhnaĂonn heiptĂn go han-Ă©asca agus go lasann sĂ© go sona sĂĄsta (cĂ© a bheadh ââin amhras faoi).
- TĂĄ gal heiptĂle an-phlĂ©ascach, agus nĂ chailleann siad ach don phĂ©ire hidrigin-ocsaigin.
- SĂł-ghineach. Carcanaigin. TĂĄ sĂ© chomh lĂĄidir sin go n-ĂșsĂĄidtear Ă© chun carcanĂłma calaireicteach a chothĂș go hiontaofa i bhfrancaigh i dtaighde siadaĂ.
Conas is maith leat é sin, Elon Musk? I mbeagån focal, %username%, nà féidir liom éad leat må tå cónaà ort in aice leis an spåsport.
SeachtĂș hĂĄit
Cantharidin
Seachas eitilt, bhĂ rudaĂ nĂos suimiĂșla le dĂ©anamh i gcĂłnaĂ ag an gcine daonna. Mar shampla, i gcĂłnaĂ, bhĂ fir an-chasta faoina gcumas - agus tĂĄ, tĂĄ!, tĂĄim ag caint faoi na deiseanna sin go dĂreach!
Anois, sa tĂłir ar leigheas le haghaidh aingĂne, fuair roinnt Guy cinnte t-ĂĄdh - agus sildenafil chuma - nĂł, i parlance coitianta, Viagra. Ach sula raibh gach rud i bhfad nĂos casta!
Ba Ă© ceann de na roghanna coitianta nĂĄ glacadh leis na hainmhithe seo a leanas:

NĂ hea, %ainm ĂșsĂĄideora%, nĂ cockroach glas Ă© seo ar chor ar bith, ach eitilt SpĂĄinneach. Agus tĂĄ a stair sĂĄch fada agus an-ildaite:
- Le linn aimsir na RĂłimhe, shleamhnaigh Livia, bean chĂ©ile fealltach Octavian Augustus, spandex isteach ina bia le sĂșil go spreagfadh sĂ© neamhshuim in aĂonna Livia, rud a chuideodh lĂ©i dĂșmhĂĄl a dhĂ©anamh orthu amach anseo.
- I 1572, scrĂobh Ambroise ParĂ© cuntas ar fhear a bhĂ ag fulaingt Ăł "an satyriasis is uafĂĄsach" (Tugann muid focal difriĂșil anois, ach Google Ă© fĂ©in) tar Ă©is potion a ghlacadh ina bhfuil neantĂłg agus eitilt SpĂĄinneach.
- Sna 1670idĂ, thairg an t-ĂĄiritheoir ĂĄdh agus an leighis La Voisin âpotion grĂĄâ dĂ©anta as eitilt SpĂĄinneach, fuil caochĂn triomaithe, agus fuil ialtĂłg (ew).
- Sa âMarseille Affairâ den Marquis de Sade, cuireadh ina leith gur bhain sĂ© ĂșsĂĄid as âcuileoga SpĂĄinneachaâ i measc rudaĂ eile.
Agus tĂĄ sĂ© ar fad mar gheall ar cantharidin, a bhfuil suas le 5% sa cockroach seo! DĂĄla an scĂ©il, nĂ hamhĂĄin: tĂĄ cantharidin le fĂĄil i hemolymph na ciarĂłga blister, T-lĂ©inte agus roinnt ciarĂłga longhorned. Agus tĂĄ, i dĂĄileoga beaga is Ă© sin go dĂreach a theastaĂonn Ăłn chevalier scothaosta, timpeallaithe ag cĂșirtĂ©isigh Ăłga!
Is Ă an fhadhb atĂĄ ann, chomh maith leis an ngnĂomh seo, go bhfuil airĂonna blister ag cantharidin freisin. Ach Ăłs rud Ă© nach ndearnadh Ă© a chuimilt, ach Ăłlta, ansin: tar Ă©is dul isteach sa chonair dĂleĂĄ i dĂĄileoga de thart ar 0,5 mg / kg, thosaigh meisce ag forbairt go tapa - pian bhoilg, urlacan, fual fuilteach, athlasadh gĂ©armhĂochaine na duĂĄin, forbairt duĂĄnach. teip. RĂ©itigh rĂłdhĂĄileog de 40-80 mg / kg go hiontaofa agus go deo ceist na cumarsĂĄide nĂ hamhĂĄin le mnĂĄ, ach le gach rud beo i gcoitinne: ag autopsy ina dhiaidh sin, hyperemia gĂ©ar de na seicnĂ mĂșcasacha, foirmiĂș ulcers agus fĂłcais hemorrhage. Tugadh faoi deara , fuarthas loit idirleata san ae agus na duĂĄin .
An fiĂș an riosca Ă©? DĂșirt an stair go bhfuil.
DĂĄ bhrĂ sin, nĂ haon ionadh Ă© rath Viagra.
An sĂ©Ăș hĂĄit
Paraquat
Ăs rud Ă© go bhfuil muid ag caint faoi dhaonnacht agus daoine, tĂĄ a fhios agat, ainm ĂșsĂĄideora, nuair a bhĂ mĂ© ag ullmhĂș an liosta de bhaill an pharĂĄid buailte, ar chĂșis Ă©igin thosaigh mĂ© a thuiscint algaĂ, agus beacĂĄin, agus go lĂ©ir flĂłra agus fĂĄna olc-nimhiĂșil atĂĄ thart timpeall orainn. Mar gheall ar nĂos mĂł olc agus - atĂĄ tipiciĂșil! - ainmhĂ randamach nimhiĂșil, cosĂșil le duine - nĂ raibh mĂ© in ann teacht. Thairis sin, is Ă© "mĂ-ordĂșil" an eochairfhocal, toisc go ndĂ©anann duine nimhiĂș ar fhlĂłra agus fĂĄna araon, Ă© fĂ©in san ĂĄireamh.
Is comhdhĂșil orgĂĄnach Ă© Paraquat, trĂĄdainm N,N'-dimethyl-4,4âČ-dĂ©chlĂłirĂd dipyridylium. I bhfoirm salann amĂłiniam ceathartha, ĂșsĂĄidtear paraquat go forleathan mar luibhicĂd lĂĄidir le gnĂomh neamh-shonrach. DĂĄla an scĂ©il, %username%, an bhfuil do shuĂomh GrĂ©asĂĄin fĂ©in agat? !
ĂsĂĄidtear Paraquat chun fiailĂ leathanduilleacha agus fĂ©ar a rialĂș, ach nĂl sĂ© chomh hĂ©ifeachtach sin chun fiailĂ domhainfhrĂ©amhaithe a rialĂș. NĂ ionsaĂonn an luibhicĂd seo coirt crann, mar sin ĂșsĂĄidtear go forleathan Ă© chun fiailĂ a rialĂș in Ășlloird. Sna 1960Ă, d'ĂșsĂĄid na StĂĄit Aontaithe paraquat freisin chun dul i ngleic le plandĂĄlacha marijuana agus coca i MeiriceĂĄ Theas (ar chĂșis Ă©igin chuimhnigh mĂ© ar an scĂ©al faoi "Yellow Rain" agus "Agent Orange" - cuir i gcuimhne dom nĂos dĂ©anaĂ mĂĄs mian leat Ă©isteacht leis seo scĂ©al freisin).
TĂĄ Paraquat an-tocsaineach d'ainmhithe agus do dhaoine. FĂ©adfaidh thart ar aon teaspoon na substainte a bheith sa dĂĄileog mharfach. Nuair a ionghabhĂĄiltear Ă©, tĂ©ann paraquat trĂd an sruth fola chuig fĂochĂĄin uile an chomhlachta, agus carnann sĂ© nĂos roghnaĂoch sna scamhĂłga. CruthaĂonn sĂ© seo at agus damĂĄiste eile do na scamhĂłga, rud a dâfhĂ©adfadh fiobrĂłis a bheith mar thoradh air. Chomh maith leis na scamhĂłga, is fĂ©idir damĂĄiste a dhĂ©anamh don ae agus do na duĂĄin freisin (teip duĂĄnach).
I lĂĄthair na huaire, ĂșsĂĄidtear paraquat mar luibhicĂd i dtĂortha 120 (nĂ ĂșsĂĄidtear Ă© sa RĂșis - bhĂ iontas orm fiĂș anseo!).
Bhuel cad is féidir liom a rå? Bon goile.
An cĂșigiĂș hĂĄit
EndrĂn
Rinne Kurt Alder Endrin a shintĂ©isiĂș i 1949. Thosaigh tĂĄirgeadh trĂĄchtĂĄla indrin sna StĂĄit Aontaithe i 1951, ĂĄit ar ĂșsĂĄideadh Ă© in Ă©ineacht le aldrin mar lotnaidicĂd. Fuarthas amach go bhfuil an tsubstaint seo nĂos mĂł nĂĄ 2 uair nĂos Ă©ifeachtaĂ nĂĄ aldrin agus 10-12 uair nĂos Ă©ifeachtaĂ nĂĄ DDT. TĂĄ sĂ© cruthaithe go bhfuil sĂ© Ă©ifeachtach sa chomhrac:
- boilb agus aifidĂ ar thobac, arbhar, beets siĂșcra, cĂĄna siĂșcra, cadĂĄs agus barra eile;
- mite currant dubh, a bhfuil gach druga eile neamhéifeachtach;
- lucha agus creimirĂ eile;
- daoine (cad ???).
Sea, tĂĄ, a chara, tĂĄ an tocsaineacht in aerasĂłil indrin do dhaoine inchomparĂĄide le tocsaineacht aigĂ©ad hidreacianach. BĂonn tionchar aige go prĂomha ar an nĂ©archĂłras. IonsĂșite trĂd an gcraiceann. TĂĄ leathrĂ© fada aige Ăłn gcorp. Ălainn, nach ea?
Is sainairĂonna Ă© gĂ©ar-nimhiĂș endrin nĂĄ corrĂș mĂłtair, anĂĄlaithe mĂ©adaithe, casadh matĂĄn, crith agus trithĂ tonic. TarlaĂonn bĂĄs tar Ă©is roinnt ionsaithe trithĂ de bharr pairilis an ionaid riosprĂĄide. TĂĄ cur sĂos dĂ©anta ar chĂĄsanna gĂ©ar-nimhithe mar thoradh ar thomhaltas arĂĄin bĂĄcĂĄilte as plĂșr Ă©illithe a bhfuil cion indrĂ©ine 150-5500 mg/kg ann. De ghnĂĄth breathnaĂodh na chĂ©ad chomharthaĂ meisce tar Ă©is 2-3 uair an chloig (malaise ginearĂĄlta, nausea, vomiting, laige, sweating dian). I gcĂĄsanna nĂos dĂ©ine, dĂ©antar cur sĂos ar trithĂ, bodhaire sealadach, pairilis, cailliĂșint comhordĂș gluaiseachtaĂ, agus paresthesia. Tharla tĂ©arnamh go tapa, ach uaireanta tugadh faoi deara mĂshuaimhneas gearrthĂ©armach, ionsaitheacht agus lagĂș intleachtĂșil mar thoradh ar nimhiĂș.
I 1969 (18 bliain nĂos dĂ©anaĂ!!!) Baineadh endrin den liosta substaintĂ cosanta plandaĂ mar gheall ar a chlaonadh chun bithbhailiĂș (dĂĄla an scĂ©il, ar luaigh mĂ© go bhfuil sĂ© dothuaslagtha in uisce?). Mar sin fĂ©in, baineadh ĂșsĂĄid as an lotnaidicĂd seo i roinnt tĂortha go dtĂ na 90Ă luatha. De rĂ©ir chinneadh ChoinbhinsiĂșn StĂłcĂłlm an 23 Bealtaine 2001, tĂĄ toirmeasc domhanda ar thĂĄirgeadh, ar dhĂol agus ar ĂșsĂĄid indrin, mar cheann de na lotnaidicĂdĂ atĂĄ thar a bheith tocsaineach agus resistant don chomhshaol.
Is Ă© mĂ©id iomlĂĄn an indrin a thĂĄirgtear Ăł 1951 nĂĄ ~5000 tonna, agus tĂĄirgeadh nĂos mĂł nĂĄ 2500 tonna de sna StĂĄit Aontaithe. NĂl a fhios ag aon duine cad a tharla dĂł anois agus cĂ© acu ar dumpĂĄladh Ă© ĂĄit Ă©igin go ciĂșin - agus tĂĄ sĂ© seo brĂłnach.
CeathrĂș hĂĄit
RĂcĂn
An bhfuil a fhios agat cad Ă© makukha, %ainm ĂșsĂĄideora%? Is Ă© seo an cĂste lus na grĂ©ine, cad atĂĄ fĂĄgtha nuair a bhaintear ola Ăł na sĂolta. Thug mo sheanathair dioscaĂ slĂĄintiĂșla den sĂłrt sin de makukha abhaile - ghabh sĂ© iasc leis ansin.
An bhfaca tĂș ola castor, %ainm ĂșsĂĄideora% riamh? NĂ fhiafraĂm ar Ăłl tĂș Ă©, cĂ© gurb Ă© an leigheas is fearr agus is neamhdhĂobhĂĄlaĂ don chomhshaol Ă© chun roinnt fadhbanna Ăogaire a rĂ©iteach.
An bhfaca tĂș sĂol castor, %ainm ĂșsĂĄideora%? NĂl? Creid dom: nĂ fheicfidh tĂș Ă©.
DĂ©antar ola castor Ăł shĂolta bean castor - i dtĂortha te is tor suas le 10 m ar airde Ă© seo, inĂĄr dtĂr, mar gheall ar an gcostas maireachtĂĄla Ăseal in aerĂĄid mheasartha, is planda bliantĂșil Ă© suas le 2-5 m ar airde. .
Seo mar a bhreathnaĂonn an fiailĂ seo
Agus mar sin - 'cnĂłnna castor'
Mar sin, ainm ĂșsĂĄideora, nĂ fheicfidh tĂș cĂste castor choĂche, toisc gur nimh straitĂ©iseach Ă© agus go bhfuil cuntasaĂocht agus diĂșscairt dhian air. Is Ă© an ricin glycoprotein, atĂĄ le fĂĄil i sĂolta bean castor, an nimh plandaĂ is cumhachtaĂ ar domhan, mura n-ĂĄirĂonn tĂș algaĂ mar phlandaĂ. TĂĄ Ricin 6 mĂle uair nĂos tocsaineach nĂĄ ciainĂd photaisiam. TĂĄ meicnĂocht Ă©ifeacht thocsaineach ricin ĂĄlainn freisin: cosc ââââar shintĂ©is prĂłitĂ©in ag ribosomes. Is Ă© sin, stopann na rudaĂ beaga intracellular seo a dhĂ©anann gach rud a shintĂ©isiĂș agus cealla ĂșsĂĄideacha a bheith ag obair go tobann. I ngach ĂĄit. Is stailc intracellular Ă© seo.
Go deimhin, lĂ©irĂonn an stailc Ă© fĂ©in mar seo: nausea, urlacan, pian agus dĂł sa Ă©asafagas agus boilg, buinneach, tinneas cinn, codlatacht, anuria, leukocytosis, agglutination na cealla fola dearga (is Ă© seo nuair a bata siad le chĂ©ile agus deascadh go dĂreach sa. soithigh fola agus croĂ) - agus ansin collapse agus bĂĄs. TĂĄ sĂ© simplĂ.
Ăs rud Ă© gur leor dĂĄileog bheag de ricin ar mhĂ©id ceann biorĂĄin chun duine fĂĄsta a mharĂș, tĂĄ sĂ© intuigthe go raibh suim mhĂłr ag daoine ann agus rinne ranna mĂleata na dtĂortha Ă©agsĂșla staidĂ©ar ar ĂșsĂĄid ricin mar arm ollscriosta ag tosĂș Ăł. an ChĂ©ad Chogadh Domhanda. Mar gheall ar roinnt easnamh, ĂĄfach, nĂor glacadh leis an tsubstaint seo le haghaidh seirbhĂse.
Mar sin fĂ©in, fuair Ricin ĂșsĂĄid i measc gnĂomhaireachtaĂ faisnĂ©ise. Ceann de na heachtraĂ is cĂĄiliĂșla a bhain le hĂșsĂĄid ricin nĂĄ dĂșnmharĂș easaontach BulgĂĄire Georgiy Markov, a nimhĂodh i 1978 le hinstealladh le scĂĄth fearthainne a bhĂ deartha go speisialta. De rĂ©ir foinsĂ eile, bhĂ arm an marfĂłra gunna aeir a scaoil microcapsule ina raibh ricin agus a bhĂ faoi cheilt a dhĂ©anamh mar scĂĄth fearthainne. NĂ raibh an dĂĄileog a tugadh do Markov nĂos mĂł nĂĄ 450 mcg (nĂł 0,45 milleagram).
Toisc go bhfuil sĂ© Ă©asca an tocsain a fhĂĄil, d'fhĂ©adfadh sĂ© a bheith ar fĂĄil do ghrĂșpaĂ sceimhlitheoireachta. Mar sin, in 2001, thuairiscigh an preas gur aimsĂodh treoracha chun ricin a thĂĄirgeadh ag bunĂĄit scriosta al-Qaeda i gCabĂșl. I 2003, fuarthas cainnĂocht ricin i seilbh sceimhlitheoirĂ i Londain; fuarthas rianta de ricin i taisceadĂĄn stĂłrĂĄla ag an Gare de Lyon i bPĂĄras].
In 2013, gabhadh roinnt daoine Ăł Mississippi as iarracht a dhĂ©anamh litreacha a raibh ricin iontu a sheoladh chuig UachtarĂĄn na StĂĄt Aontaithe Barack Obama agus daoine mĂłr le rĂĄ eile de chuid SAM. Mar sin, i mBealtaine na bliana cĂ©anna, cuireadh litir bhagrach chuig mĂ©ara Chathair Nua-Eabhrac ina raibh ricin, is dĂłcha mar fhreagra ar ghnĂomhaĂochtaĂ na heagraĂochta poiblĂ âMĂ©araĂ i gCoinne Armas Neamhdhleathachaâ.
CĂșisĂodh an t-aisteoir Shannon Richardson nĂos dĂ©anaĂ i Texas as lĂomhnaĂtear gur sheol sĂ litreacha a raibh nimh marfach iontu chuig polaiteoirĂ MheiriceĂĄ. Go leor aisteach, nĂor tugadh rian na RĂșise faoi deara anseo, agus dĂĄ bhrĂ sin d'Ă©irigh gach duine leamh agus rinneadh dearmad ar an scĂ©al.
An trĂĂș hĂĄit
Ăs rud Ă© go bhfuil muid ag caint faoi fiailĂ, cuimhnigh faoi algaĂ. Agus nĂl mĂ© ag caint orthu siĂșd a chloĂonn do chosa agus tĂș ag snĂĄmh - cĂ© go bhfuil sĂ© chomh nĂĄireach sin go bhfuil sĂ© nĂos measa nĂĄ nimh ar bith (i mo thuairim). NĂl, tĂĄim ag caint faoi bhruscar micreascĂłpach beag den sĂłrt sin, a ndeir siad faoi: "tĂĄ an fharraige faoi bhlĂĄth!" Iad siĂșd atĂĄ fĂłs ag lasadh san oĂche, mar shampla, mar seo:

Maith go leor, ceart go leor, admhaĂm, rinne mĂ© magadh, cĂ© go mbeidh sĂ© soilĂ©ir beagĂĄn nĂos dĂ©anaĂ nach bhfuil radaĂocht Cherenkov nĂos measa.
Shines na algaĂ mar sin
TĂĄ an cacamas seo beag, ach tĂĄ go leor de. TĂĄ sĂ beagnach mar bhun an bhiashlabhra sa domhan uisceach. CĂ© a thugann faoi deara Ă fiĂș?
Agus i vain.
Tugtar dinoflagellates agus algaĂ gormghlasa ar algaĂ suntasacha. Agus go sonrach:
- Dinoflagellates Gambierdiscus toxicus
- algaĂ gorm-uaine Gonyaulax catenella, Alexandrium sp., Gymnodinium sp., Pyrodinium sp.
- Dinoflagellates Anabaena sp., Aphanizomenon spp., Cylindropermopsis sp., Lyngbya sp., Planktothrix sp.
TĂĄirgeann na cairde seo go lĂ©ir liosta iomlĂĄn de tocsainĂ a aithnĂtear mar chuid de na substaintĂ is nimhiĂșla ar an bplĂĄinĂ©ad beag seo. Ainmneoidh mĂ© agus dĂ©anfaidh mĂ© cur sĂos ar na cinn is gleoite.
Maitotoxin
Arna lĂ©iriĂș ag saorĂĄnach uimhir 1 sa liosta thuas. Is Ă© an grĂșpa brevetoxins is tocsaineach Ă©: is leor thart ar 0,2 mcg/kg chun go bhfaighidh do theaghlach ĂĄrachas go cinnte. TĂĄ an mheicnĂocht gnĂomhaĂochta mar gheall ar mhodhnĂș bealaĂ Ca voltas-gated, mĂ©adĂș ar an tiĂșchan de Ca2+ taobh istigh de chealla nerve, scaoileadh spontĂĄineach acetylcholine isteach san fhuil agus depolarization postsynaptic leanĂșnach. I mbeagĂĄn focal - pairilis cumhachtach agus dochĂșlaithe.
Is cĂłras de 32 fĂĄinne carbĂłin comhleĂĄite Ă© an mĂłilĂn maytotoxin fĂ©in. TĂĄ sĂ© ar cheann de na mĂłilĂnĂ neamhphrĂłitĂ©ine is mĂł agus is casta a thĂĄirgeann orgĂĄnach beo. TĂĄ sĂșil agam go dtabharfaidh sĂ© seo sĂłlĂĄs duit mĂĄ thagann sĂ© taobh istigh duit.
Ă sea, rinne mĂ© dearmad beagnach, mionsonraĂ piquant: a bheith i do ionadaĂ brevetoxins, maytotoxin, sula mbeidh pairilis matĂĄin flaccid agus gabhĂĄla riosprĂĄide, cinnte a thabhairt duit drooling, srĂłn dian runny agus defecation spontĂĄineach. I mbeagĂĄn focal, tĂĄ sĂ© dodhĂ©anta glacadh le bĂĄs le dĂnit.
Saxitoxin
Arna lĂ©iriĂș ag grĂșpaĂ saorĂĄnach uimhreacha 2 agus 3 sa liosta thuas. NĂl sĂ© chomh fionnuar agus chomh hĂĄlainn le maytotoxin, ach gan a bheith chomh misanthropic: ag ithe 2 mcg/kg beidh an chine daonna ar fad amĂș ort. Is Ă© meicnĂocht gnĂomhaĂochta saxitoxin nĂĄ imshuĂ cainĂ©il sĂłidiam le geataĂ voltais i snĂĄithĂnĂ nerve. Cuireann sĂ© seo bac ar sheoladh rĂoga nerve agus is cĂșis le pairilis matĂĄn.
TĂĄ Saxitoxin suimiĂșil mar go bhfuil baint ag a ainm le hainm moileasc sĂĄch inite den ghĂ©ineas Saxidomus, ar a dtugtar "breallaigh Washington" agus "breallaigh ime" ("breallaigh Washington" agus "breallaigh ime" mura bhfuil sĂ© sin inĂĄr dtuairim). Bhuel, Ăłn ainm tĂĄ sĂ© soilĂ©ir cĂĄ hĂĄit is maith le daoine iad a ithe. Mar sin, dĂ©anann na crĂ©atĂșir gleoite seo algaĂ a ithe, agus nuair a bhĂonn go leor de ann le linn trĂ©imhsĂ atĂĄirgeadh tapa ("taoidĂ dearga"), dĂ©anann siad na tocsainĂ go lĂ©ir a charnadh iontu fĂ©in. NĂl a fhios agam cĂ©n fĂĄth: is fĂ©idir leat smaoineamh ar Ă©abhlĂłid, ar fhriotaĂocht a mhĂ©adĂș - ach oibrĂonn nimh algaĂ go han-mhaith ar ainmhithe fola te - agus nĂ ar ainmhithe fola fuara chomh mĂłr sin. Go hĂĄirithe le haghaidh sliogĂ©isc.
I mbeagån focal: tar éis duit bia mara a ithe le linn thréimhse na taoidà dearga, is féidir leat é a dhéanamh mar do bhéile deireanach.
Is lĂ©ir nach bhfĂ©adfadh an TĂr is DaonlathaĂ ar domhan neamhaird a dhĂ©anamh ar fhionnachtain den sĂłrt sin, agus mar sin meastar saxitoxin mar rud lena ĂșsĂĄid mar arm ceimiceach agus tĂĄ sĂ© lipĂ©adaithe mar TZ i bhfĂłrsaĂ armtha na SA.
Microcystin-LR
Go ceimiceach, is heptapeptide timthriallach Ă© microcystin-LR. Is Ă© sin, is seacht n-aimĂnaigĂ©id iad seo a ghlac lĂĄmh agus a dâfhĂĄisceadh rince bhabhta chomh gleoite. DĂĄla an scĂ©il, is ÎČ-aimĂnaigĂ©ad uathĂșil Ă© ceann acu; de ghnĂĄth i peptĂdĂ is alfa iad gach aimĂnaigĂ©ad. An bhfuil sĂ© i ndĂĄirĂre gleoite? NĂl? Bhuel, ceart go leor!
Is Ă© microcystin-LR an ceann is measa de na microcystins go lĂ©ir a thĂĄirgeann algaĂ gormghlasa. Agus tĂĄ go leor acu, creidim! Cuireann microcystin bac ar ghnĂomhaĂocht phosphatase prĂłitĂ©ine cineĂĄl 1 agus cineĂĄl 2A (PP1 agus PP2A) i gcĂteaplasma na gcealla ae. Mar thoradh air seo mĂ©adĂș ar phosphorylation prĂłitĂ©ine i gcealla ae, a lĂșbann an orgĂĄn rĂthĂĄbhachtach seo go hiontaofa. Ach - cad atĂĄ tĂĄbhachtach! â lĂșbann sĂ© isteach sa pheirspictĂocht.
NĂor thuairiscigh aon duine riamh tocsaineacht ghearrthĂ©armach Ăł mhicreisistĂnĂ. Mar sin fĂ©in, meastar go bhfuil baint ar bhealach Ă©igin ag formhĂłr mĂłr na bhfadhbanna ae - lena n-ĂĄirĂtear ailse ae - le nimhiĂș ainsealach algaĂ gorm-uaine. .
Is ar an gcĂșis seo a thĂĄngthas ar na trĂ bhuaiteoirĂ inĂĄr pharĂĄid buailte ag tocsainĂ algaĂ beaga ach an-bhrĂłdĂșil as, a bhĂ tuirseach den chine daonna seo le fada.
An dara hĂĄit
VX
Shuigh an daonnacht sĂos ar an brablach uair amhĂĄin agus smaoinigh siad: tĂĄ an oiread sin rudaĂ Ă©agsĂșla, suimiĂșla timpeall orthu a dâfhĂ©adfadh nimh a dhĂ©anamh linn ar an oiread sin bealaĂ Ă©agsĂșla. CĂ©n fĂĄth a bhfuil muid nĂos measa?
Agus thåinig sé suas.
Ă na 1950idĂ luatha, tĂĄ staidĂ©ar dĂ©anta sa RA ar roinnt eistir O,S d'aigĂ©ad fosfarach ina bhfuil grĂșpa diailcileaminoethylthio. BhĂ an sprioc sĂĄch deas: bhĂ feithidicĂdĂ nua ĂĄ bhforbairt. Ach go tobann d'Ă©irigh sĂ© amach go bhfuil na comhdhĂșile mar thoradh air sin, ar a dtugtar phosphorylthiocholines, thar a bheith tocsaineach d'ainmhithe te-blooded. TĂĄ sĂ© soilĂ©ir gur thĂĄinig ĂĄbhar na feithidicĂdĂ lĂĄithreach nach raibh suimiĂșil do gach duine - agus d'Ă©irigh le speisialtĂłirĂ fĂor a bheith i mbun gnĂł.
Rinne saineolaithe beagĂĄn oiliĂșna ar chait agus fuair siad amach nach fosfĂĄitĂ a bhĂ ann, ach analĂłgacha alcylphosphone de phosphorothiocholines a chruthaigh ifreann i bhfad nĂos dĂ©ine. ThĂĄinig SAM, an Bhreatain MhĂłr, an ĂsiltĂr agus Ceanada chun tarrthĂĄla agus d'fhorbair siad aicme nua comhdhĂșile ar a dtugtar V-ghĂĄis. Is Ă© VX a n-ionadaĂ is tocsaineach.
Is Ă© VX an tsubstaint is tocsaineach riamh a tĂĄirgeadh go saorga le hĂșsĂĄid in airm cheimiceacha. CosĂșil le gach substaintĂ tocsaineacha orgĂĄnafosfĂĄit dĂĄ samhail, is inhibitor acetylcholinesterase Ă© VX: cuireann sĂ© cosc ââââar an einsĂm seo go roghnach, rud a chatalaĂonn hidrealĂș acetylcholine, idirghabhĂĄlaĂ nĂ©arĂłg excitation. TarlaĂonn hidrealĂș acetylcholine i gcorp slĂĄintiĂșil i gcĂłnaĂ agus tĂĄ sĂ© riachtanach chun stop a chur le tarchur impulses nerve, rud a ligeann don mhatĂĄn filleadh ar staid scĂthe. Is comhdhĂșil cobhsaĂ Ă© cholinesterase fosfarylated, a fhoirmĂtear le linn nimhiĂș VX, murab ionann agus ceann aicĂ©itilated, agus nĂ dhĂ©antar hidrealĂș spontĂĄineach air. Mar sin, cuirtear bac ar scrios mĂłilĂnĂ acetylcholine agus leanann sĂ© ar aghaidh ag tionchar leanĂșnach ar ghabhdĂłirĂ cholinergic. Is Ă© an toradh a bhĂonn air seo nĂĄ overexcitation ginearĂĄlaithe ar ghabhdĂłirĂ cholinergic, ag cruthĂș excitation lĂĄidir ar dtĂșs agus ansin pairilis ar fheidhm na n-orgĂĄn agus na bhfĂochĂĄn. Maidir leis seo, is fĂ©idir na prĂomh-airĂonna a bhaineann le nimhiĂș VX a lĂ©iriĂș mar lĂ©iriĂș ar iomarcach, mĂchuĂ don chomhlacht, gnĂomhaĂocht roinnt struchtĂșir agus orgĂĄin, a chuirtear ar fĂĄil trĂ idirghabhĂĄil acetylcholine. Ar an gcĂ©ad dul sĂos, is cealla nerve iad seo, matĂĄin striated agus rĂ©idh, chomh maith le faireoga Ă©agsĂșla.
ComharthaĂ damĂĄiste: 1-2 nĂłimĂ©ad - srianadh na ndaltaĂ; 2-4 nĂłimĂ©ad - sweating, salivation; 5-10 nĂłimĂ©ad - trithĂ, pairilis, spasms; 10-15 nĂłimĂ©ad - bĂĄs.
I gcĂĄs daoine, LD50 deirmeach = 100 mcg/kg, Ăł bhĂ©al = 70 mcg/kg. LCt100 = 0,01 mg min./l, agus is Ă© 5-10 nĂłimĂ©ad an trĂ©imhse gnĂomhaĂochta folaigh. TarlaĂonn miosis ag tiĂșchan 0,0001 mg/l tar Ă©is 1 nĂłimĂ©ad.
Sea, tĂĄ sĂ© sin ceart - thug an lĂ©itheoir aireach an focal âdeirmeachâ faoi deara i gceart: TĂĄ tocsaineacht an-ard don chraiceann ag VX i gcomparĂĄid le substaintĂ tocsaineacha eile a bhfuil fosfar iontu. TĂĄ craiceann an duine agus an mhuineĂĄl is Ăogaire dâĂ©ifeachtaĂ VX. ForbraĂonn comharthaĂ Ăł chur i bhfeidhm deirmeach laistigh de 1 go 24 uair an chloig, ach mĂĄ thagann VX i dteagmhĂĄil leis na liopaĂ nĂł leis an gcraiceann briste, bĂonn an gnĂomh an-tapa. NĂ fhĂ©adfaidh an chĂ©ad chomhartha de resorption trĂd an craiceann a bheith miosis, ach twitching matĂĄin beag ag an suĂomh teagmhĂĄla le VX, agus cramps, laige matĂĄin agus pairilis ina dhiaidh sin.
FĂ©adfar Ă©ifeachtaĂ tocsaineacha VX trĂd an gcraiceann a fheabhsĂș le substaintĂ nach bhfuil tocsaineach iad fĂ©in ach atĂĄ in ann an nimh a iompar isteach sa chorp. Is iad na cinn is Ă©ifeachtaĂ ina measc sulfocsaĂd dĂ©mheitil agus N, N-dĂ©mheitiolamĂd d'aigĂ©ad palmitic. Cad a cheapann tĂș, ainm ĂșsĂĄideora%, an bhfuil aon obair nĂł meascĂĄin dĂ©anta a bhainfeadh ĂșsĂĄid as an airĂ iontach seo? Pralna!
IonfhabhtaĂonn VX comhlachtaĂ uisce oscailte ar feadh trĂ©imhse an-fhada - suas le 6 mhĂ. Bhuel, foirgnimh agus, go ginearĂĄlta, gach rud ina seasamh timpeall, Ă©illithe le braoinĂnĂ VX, i mbaol sa samhradh ar feadh 1-3 lĂĄ, sa gheimhreadh - 30-60 lĂĄ. Go ginearĂĄlta, marthanacht VX ar an talamh (Ă©ifeacht craiceann-resorptive): sa samhradh - Ăł 7 go 15 lĂĄ, sa gheimhreadh - ar feadh na trĂ©imhse iomlĂĄn roimh theacht an teasa.
Agus tĂĄ tĂș ag caint faoin gheimhreadh nĂșiclĂ©ach ...
TĂĄ a fhios ag an domhan roinnt cĂĄsanna maidir le VX a ĂșsĂĄid.
- I mĂ na Nollag 1994 agus EanĂĄir 1995, rinne Masami Tsuchiya, ball den sect reiligiĂșnach SeapĂĄnach Aum Shinrikyo, ar orduithe an cheannaire sect Shoko Asahara, 100 go 200 gram de VX a shintĂ©isiĂș, a ĂșsĂĄideadh chun triĂșr a fheallmharĂș. NimhĂodh beirt ach nĂ bhfuair siad bĂĄs. Fuair ââduine de na nimhithe sin, fear 28 bliain d'aois, bĂĄs, agus Ă© ar an gcĂ©ad Ăospartach VX a taifeadadh riamh ar domhan. IonsaĂodh an fear Asahara a raibh amhras air gur fhealltĂłir Ă© ag 7:00am ar an 12 Nollaig 1994, ar shrĂĄid in Osaka. Rinne na hionsaitheoirĂ leacht VX a spraeĂĄil ar mhuineĂĄl an Ăospartaigh. Chaith an fear nimhe iad ar feadh thart ar 100 mĂ©adar sular thit sĂ©; fuair sĂ© bĂĄs 10 lĂĄ ina dhiaidh sin, gan Ă©irĂ as BheirnicĂ© dhomhain. BhĂ amhras ar dhochtĂșirĂ ar dtĂșs go raibh sĂ© nimhithe ag lotnaidicĂd orgĂĄnafosfair de shaghas Ă©igin, ach nĂor thĂĄngthas ar fhĂorchĂșis an bhĂĄis ach amhĂĄin tar Ă©is do na baill chulta a ghabhĂĄil do bhuamĂĄil fobhealach TĂłiceo agus admhaigh an dĂșnmharĂș. Seacht mĂ tar Ă©is an dĂșnmharaithe, aimsĂodh meitibilĂtĂ VX cosĂșil le meitilfosfĂłnĂĄit eitile, aigĂ©ad meitilfosfĂłnach agus diisopropyl-2-(methylthio)ethylamine i samplaĂ fola an Ăospartaigh. Murab ionann agus sarin, nĂ raibh VX in ĂșsĂĄid ag an cult le haghaidh dĂșnmharuithe mais (amhail eachtra Matsumoto agus ionsaĂ fobhealach TĂłiceo).
- Ar 13 Feabhra, 2017, maraĂodh Kim Jong Nam, leath-dhearthĂĄir Kim Jong-un, rialĂłir an DPRK, le cabhair Ăł VX. Tharla an dĂșnmharĂș i limistĂ©ar imeachta an aerfoirt idirnĂĄisiĂșnta i Kuala Lumpur (An Mhalaeisia). Beirt bhan a bhĂ pĂĄirteach sa dĂșnmharĂș. Chuir duine acu aird Kim Jong Nam ar seachrĂĄn, agus chaith an duine eile ciarsĂșr sĂĄithithe i substaint thocsaineach thar a aghaidh Ăłn taobh thiar. Mhothaigh muid go dona, thug siad chuig an ospidĂ©al Ă©, ach fuair sĂ© bĂĄs ar an mbealach.
Bhuel, mar is gnĂĄch, nuair a thĂĄinig an daonnacht ar a cĂ©adfaĂ beagĂĄn agus gur thuig sĂ© cad a chruthaigh sĂ©, bhĂ backlash ann. Cuireann CoinbhinsiĂșn Airm Cheimiceacha 1993 cosc ââar V-ghĂĄis, rud a chiallaĂonn nach fĂ©idir iad a thĂĄirgeadh agus go gcaithfear stoic-charn atĂĄ ann cheana a scrios. Ach tĂĄ nuances.
- NĂ admhaĂonn ach an RĂșis agus na StĂĄit Aontaithe go bhfuil nĂł go raibh cĂșltaiscĂ V-ghĂĄis acu, ach creidtear go bhfuil cuid den nimh seo ag tĂortha eile freisin.
- Ar 27 MeĂĄn FĂłmhair, 2017, thuairiscigh meĂĄin na RĂșise scrios iomlĂĄn stoc-charn na n-arm ceimiceach sa RĂșis, lena n-ĂĄirĂtear VX. NĂor chreid Ă©inne Ă©.
- Deir Cindy Westergaard, saineolaĂ arm ceimiceach agus comhalta sinsearach ag an Stimson Center, an IarĂĄic "go cinnte a thĂĄirgtear VX" sna 1980Ă, ach nĂl aon fhianaise ar a ĂșsĂĄid. Chreid gach duine Ă©. DĂĄla an scĂ©il, tĂĄ VX fĂłs ar fĂĄil i arsenals na StĂĄt Aontaithe (tĂĄ marcĂĄlacha mĂleata trĂ fhĂĄinne glasa leis an inscrĂbhinn VX-GAS). Ach cares aon duine.
- NĂor shĂnigh nĂĄ nĂor dhaingnigh an ChĂłirĂ© Thuaidh, mar aon leis an Ăigipt agus an tSĂșdĂĄin Theas, an CoinbhinsiĂșn um Airm Ceimiceacha.
Agus ar an bpointe boise - cĂșpla focal faoi Novichok.
GrĂșpa ceangail 'Novichok'
Is gnĂĄch Ă© a chomhlachĂș le âNovichokâ:
- A-230: N-(meitilfluorophosphonyl)-N',N'-diethyl-acetamidine (sa phictiĂșr ar chlĂ©), reo i aimsir fuar;
- A-232: N-(O-Methylfluorophosphonyl)-N', N'-diethyl-acetamidine (lĂ©irithe ar dheis), a fhorbairt agus a thĂĄstĂĄil le hĂșsĂĄid mar oibreĂĄn cogaĂochta ceimiceach;
- A-234: N-(O-Ethylfluorophosphonyl)-N',N'-diethyl-acetamidine, cosĂșil le ointment slaodach agus nach scaipeann trĂd an aer, cuireann sĂ© isteach ar an gcorp nuair a thĂ©ann sĂ© i dteagmhĂĄil leis an gcraiceann, cobhsaĂ agus frithsheasmhach in aghaidh coinnĂollacha aimsire .
Ba iad na comhdhĂșile seo a chuir Viktor Kholstov, ball de thoscaireacht na RĂșise, i lĂĄthair ag an 57Ăș agus 59Ăș SeisiĂșn de Choiste FeidhmiĂșchĂĄin na hEagraĂochta um Thoirmeasc ar Airm Ceimiceacha; ĂĄfach, tĂĄ breis agus seasca comhdhĂșil dĂĄ samhail sa teaghlach fĂ©in.
TĂĄ tuairim ann go bhfuil Novichok nĂos tocsaineach nĂĄ VX, ach nĂ thugtar aon fhigiĂșirĂ maidir le dĂĄileoga tocsaineacha. I bhfocail, tĂĄ Novichok 5-10 huaire nĂos tocsaineach.
DĂ©anta na fĂrinne, tĂĄ an oiread sin ĂĄbhar murky sa scĂ©al seo go bhfuil alt dĂĄ chuid fĂ©in tuillte aige. Cuir in iĂșl dom sna tuairimĂ, % ainm ĂșsĂĄideora%.
Idir an dĂĄ linn...
Tå buaiteoir againn! An chéad åit
NĂ raibh meon fiosrach Homo sapiens socair fĂłs tar Ă©is fionnachtain VX. Tar Ă©is an tsaoil, i ndĂĄirĂre, thĂĄngthas ar shubstaint a d'fhĂ©adfadh gach rud a thruailliĂș nĂos measa nĂĄ plĂ©ascadh adamhach - ach cad dĂĄ gcuirfĂ seo go lĂ©ir le chĂ©ile?
Bhuel ansin, cĂșpla focal faoi radaĂocht.
TĂĄ a fhios ag an gcine daonna go leor cineĂĄlacha radaĂochta. I dteanga shimplĂ inrochtana, tarlaĂonn sĂ© seo:
- RadaĂocht de bharr fĂłtĂłin - UV, X-gha, gĂĄma
- RadaĂocht de bharr leictreoin - bĂ©ite
- RadaĂocht de bharr cĂĄithnĂnĂ bunrang - neodrĂłn, prĂłtĂłin
- RadaĂocht de bharr cĂĄithnĂnĂ nĂos mĂł - alfa
MĂĄs mian leatsa, a chara, pea, liathrĂłid leadĂłige, cispheil agus punt meĂĄchain a sheoladh, cad a chuirfeadh nĂos mĂł trĂna chĂ©ile tĂș? TĂĄ sĂ© mar an gcĂ©anna le radaĂocht - dĂĄ troime Ă©, is amhlaidh is pianmhaire Ă©. Bhuel, is lĂ©ir go mbraitheann gach rud ar luas.
Go deimhin, is Ă© an dochar uasta Ăł alfa-chĂĄithnĂnĂ - agus sin an fĂĄth do alfa-chĂĄithnĂnĂ is Ă© an fachtĂłir cĂĄilĂochta 20 agus ciallaĂonn sĂ© seo go bhfuil an mĂ©id cĂ©anna fuinnimh radaĂochta absorbed in aghaidh an aonaid mais orgĂĄn nĂł fĂochĂĄin, an Ă©ifeacht bhitheolaĂoch na cĂĄithnĂnĂ alfa. fiche uair nĂos lĂĄidre nĂĄ Ă©ifeacht na radaĂochta gĂĄma.
Go fortunately, tĂĄ alfa-chĂĄithnĂnĂ chomh trom agus imbhuaileann siad agus idirghnĂomhaĂonn siad chomh lĂĄidir le gach rud nach dtĂ©ann siad go praiticiĂșil trĂ chĂĄithnĂnĂ craiceann keratinized. AchâŠ
PolĂłiniam-210
NĂl aon Ăon polĂłiniam-210 ar fud an domhain, cĂ© go bhfuil sĂ© le fĂĄil i mĂ©ideanna rian i ngach mianta ĂșrĂĄiniam agus tĂłiriam. Ina bhfoirm Ăon a fhaightear go saorga. NĂos cruinne, fuair siad Ă©. Mar a lĂ©irigh taithĂ, nĂl airĂonna polĂłiniam-210 beagnach suimiĂșil don chine daonna, ach amhĂĄin i gcĂĄs rud amhĂĄin:
- Baineadh ĂșsĂĄid as polĂłiniam-210 i gcĂłimhiotail le beirilliam agus bĂłrĂłn chun foinsĂ dlĂșth agus an-chumhachtacha neodrĂłn a thĂĄirgeadh a thĂĄirgeann beagnach aon Îł-radaĂocht. Mar sin fĂ©in, anois tĂĄ an nideoige seo ĂĄitithe go docht ag California.
- RĂ©imse iarratais tĂĄbhachtach le haghaidh polĂłiniam-210 is ea Ă© a ĂșsĂĄid i bhfoirm cĂłimhiotail le luaidhe, yttrium, nĂł go neamhspleĂĄch chun foinsĂ teasa cumhachtacha agus an-dlĂșth a thĂĄirgeadh le haghaidh suiteĂĄlacha uathrialacha, mar shampla, sa spĂĄs. AstaĂonn ceintimĂ©adar ciĂșbach amhĂĄin de pholĂłiniam-210 thart ar 1320 W teasa. TĂĄ an chumhacht seo an-ard; tugann sĂ© polĂłiniam isteach i stĂĄt leĂĄite go hĂ©asca, agus is Ă© sin an fĂĄth go bhfuil sĂ© comhleĂĄdh, mar shampla, le luaidhe. CĂ© go bhfuil dlĂșs fuinnimh suntasach nĂos Ăsle ag na cĂłimhiotail seo (150 W / cmÂł), tĂĄ siad nĂos ĂĄisiĂșla le hĂșsĂĄid agus nĂos sĂĄbhĂĄilte, mar astaĂonn polĂłiniam-210 beagnach go hiomlĂĄn alfa-chĂĄithnĂnĂ, agus is beag a gcumas treĂĄite agus a n-achar taistil in ĂĄbhar dlĂșth. Mar shampla, d'ĂșsĂĄid feithiclĂ fĂ©in-ghluaiste SĂłivĂ©adach clĂĄr spĂĄis Lunokhod tĂ©itheoir polĂłiniam chun an urrann ionstraim a thĂ©amh. Ach nĂl an APSS ann a thuilleadh, an clĂĄr gealaĂ freisin, agus tĂĄ tĂ©amh tĂ beagĂĄn nĂos saoire nĂĄ polĂłiniam.
- Is minic a ĂșsĂĄideadh polĂłiniam-210 chun gĂĄis a ianĂș (aer go hĂĄirithe). Mar shampla, cuireadh Ă© leis na cĂłimhiotail leictreoid de phlocĂłidĂ sprĂ©acha feithicleacha chun an voltas sprĂ©ach a laghdĂș. NĂ dhĂ©antar Ă© seo anois, cĂ©, mar shampla, le haghaidh optaic bheachtais, dĂ©antar scuaba a bhaint deannaigh ina gcuirtear mĂ©id nĂłimĂ©ad polĂłiniam isteach. FĂor, nĂ sa RĂșis - tĂĄ cosc ââiomlĂĄn ar pholĂłiniam anseo, ach i StĂĄit Aontaithe MheiriceĂĄ is fĂ©idir scuaba den sĂłrt sin a cheannach agus ansin fiĂș iad a chaitheamh isteach sa bhruscar ginearĂĄlta.
- Is fĂ©idir le polĂłiniam-210 fĂłnamh i gcĂłimhiotal le iseatĂłp Ă©adrom litiam (6Li) mar shubstaint a fhĂ©adfaidh mais chriticiĂșil luchta nĂșiclĂ©ach a laghdĂș go suntasach agus fĂłnamh mar chineĂĄl maidhmitheoir nĂșiclĂ©ach. Ina theannta sin, tĂĄ polĂłiniam oiriĂșnach chun "buamaĂ salach" dlĂșth a chruthĂș agus tĂĄ sĂ© ĂĄisiĂșil le haghaidh iompair faoi cheilt, Ăłs rud Ă© go praiticiĂșil nach scaoileann sĂ© gĂĄma-radaĂocht. AstaĂonn an iseatĂłp ghathanna gĂĄma le fuinneamh de 803 keV le toradh lobhadh ach 0,001% - de rĂ©ir an dĂĄileogmhĂ©adair, tĂĄ an iseatĂłp sĂĄbhĂĄilte go praiticiĂșil. Ach chun radaĂocht alfa a thomhas, tĂĄ feiste nĂos tromchĂșisĂ ag teastĂĄil uait. BINGĂ!
TĂĄ polĂłiniam-210 thar a bheith tocsaineach, rad-tocsaineach agus carcanaigineach, le leathrĂ© 138 lĂĄ agus 9 uair an chloig. Na laethanta agus na huaireanta seo ar fad, tĂĄ alfa-chĂĄithnĂnĂ soladacha ag eitilt uaidh: tĂĄ a ghnĂomhaĂocht shonrach (166 TBq/g) chomh hard sin nach fĂ©idir leat Ă© a thĂłgĂĄil le do lĂĄmha, mar is Ă© an toradh a bheidh air nĂĄ damĂĄiste radaĂochta don chraiceann agus, b'fhĂ©idir, an craiceann. corp ar fad: tĂ©ann polĂłiniam go hĂ©asca trĂd an gcraiceann. De ghnĂĄth, nĂ eitilt cĂĄithnĂnĂ alfa le fuinneamh den sĂłrt sin nĂos mĂł nĂĄ 1 cm san aer, ach nĂ rogha Ă© seo le haghaidh polĂłiniam harsh: a chomhdhĂșile fĂ©in-teas agus seal i stĂĄt aerasĂłil.
Agus cad a tharlaĂonn do do chorp nuair a thugann polĂłiniam-210 beatha isteach Ă© - is fiĂș a insint? Go deimhin, dĂ©anann gach adamh a bhuaileann do fhĂochĂĄn bĂĄndearg bog istigh a roinnt agus a bhuamĂĄil gach rud in aice lĂĄimhe le alfa-chĂĄithnĂnĂ. Cealla. Uisce. DNA agus mĂłilĂnĂ RNA. Titeann sĂ© seo ar fad as a chĂ©ile tĂĄ a fhios ag Dia cad Ă© - agus roghnaĂonn tĂș taitneamhachtaĂ uile na breoiteachta radaĂochta ina thuiscint is measa.
TĂĄ polĂłiniam-210 4 trilliĂșn uair nĂos tocsaineach nĂĄ aigĂ©ad hidrocianach. De rĂ©ir na saineolaithe, meastar go mbeidh an dĂĄileog marfach de pholĂłiniam-210 do dhuine fĂĄsta idir 0,6-2 mcg nuair a thĂ©ann an iseatĂłp isteach sa chorp trĂ na scamhĂłga, go 6-18 mcg nuair a thĂ©ann sĂ© isteach sa chorp trĂd an gconair dĂleĂĄ.
TĂĄ a fhios ag an stair dhĂĄ chĂĄs de nimhiĂș polĂłiniam-210. TĂĄ siad ar fad chomh dochreidte.
- BĂĄs Alexander Litvinenko i 2006, a fuair bĂĄs mar thoradh ar nimhiĂș polĂłiniam-210. DĂĄla an scĂ©il, creideadh ar dtĂșs go raibh sĂ© nimhithe le tailliam. Ar 24 Samhain, d'fhĂłgair eolaithe Ăł GhnĂomhaireacht SlĂĄinte na Breataine (BHA) go bhfuair Litvinenko bĂĄs Ăł Ă©illiĂș radaighnĂomhach. Dar le Roger Cox, ceannaire an Ionaid BAZ um RioscaĂ RadaĂochta, Ceimiceacha agus Comhshaoil, lĂ©irigh tĂĄstĂĄlacha fuail rianta radaĂochta de bharr mar a cheaptar, polĂłiniam-210. DĂșirt sĂ© freisin go mĂ©adaĂonn Po-210 an baol a bhaineann le neoplasmaĂ urchĂłideacha i dĂĄileoga beaga, agus go gcuireann sĂ© isteach i gcainnĂochtaĂ mĂłra ar ghnĂomhaĂocht na smeara, an chĂłrais dĂleĂĄ agus orgĂĄin rĂthĂĄbhachtacha eile.
- Fuarthas polĂłiniam i ngiuirlĂ©idĂ pearsanta Yasser Arafat, a fuair bĂĄs sa bhliain 2004. DĂ-adhlacadh an corp. Ar dtĂșs, dheimhnigh taobh na hEilvĂ©ise den choimisiĂșn idirnĂĄisiĂșnta go raibh nimhiĂș polĂłiniam ann. Ina dhiaidh sin, ĂĄfach, dâaontaigh sĂ le conclĂșidĂ thaobh na RĂșise agus na Fraince nach raibh aon fhianaise ar nimhiĂș.
DĂĄla an scĂ©il, tĂĄ leagan lite de polĂłiniam-210 - is Ă© seo protactinium-231. Leis an meicnĂocht chĂ©anna (lobhadh alfa), tĂĄ leathrĂ© an protactinium chomh mĂłr le 32480 bliain, agus dĂĄ bhrĂ sin nĂl sĂ© chomh contĂșirteach: nĂ thĂ©ann sĂ© suas, nĂl sĂ© chomh radaighnĂomhach, agus dĂĄ bhrĂ sin nĂl ach 250 milliĂșn uair nĂos tocsaineach. nĂĄ aigĂ©ad hidrocianach. TĂĄ sĂ© neamh-ghalaithe, nĂ shĂșitear trĂd an gcraiceann Ă© - i gcomparĂĄid le polĂłiniam tĂĄ cuma sĂĄch bocht air, agus mar sin is Ă© 0,5 mcg an t-uasmhĂ©id sĂĄbhĂĄilte (anseo aoibh mĂ© le grin an-olc) agus Ă© ag dul isteach sa chorp daonna. True, i gcorp an duine protactinium-231 claonadh a charnadh sna duĂĄin agus cnĂĄmha - agus suĂ ann ar feadh i bhfad, ionradaĂochta an comhlacht ar an taobh istigh. Mar sin caithfidh tĂș bĂĄs a fhĂĄil fĂłs.
GACH!
Mar sin tĂĄ an trĂĂș cuid dĂĄr lucht aitheantais crĂochnaithe againn, %ainm ĂșsĂĄideora%.
TĂĄ sĂșil agam go lĂ©ann tĂș gach rud go dtĂ an deireadh agus go bhfuil an neart fĂłs agat cliceĂĄil ar an gcnaipe vĂłtĂĄla chun a chinneadh an leanfaidh ĂĄr lucht aitheantais ar aghaidh nĂos faide.
Agus tå sé beagnach sé ar maidin, am codlata.
Is mian liom fĂłs nĂos mĂł slĂĄinte duit agus nĂos lĂș nimheanna sa saol!
Is mise an BĂĄs, scriostĂłir mĂłr na cruinne.
â LĂnte Ăłn Bhagavad Gita arna aithris ag Robert Oppenheimer le linn an chĂ©ad phlĂ©asc saorga nĂșiclĂ©ach in aice Alamogordo an 16 IĂșil, 1945
NĂ fĂ©idir ach le hĂșsĂĄideoirĂ clĂĄraithe pĂĄirt a ghlacadh sa suirbhĂ©. , le do thoil.
An fiĂș leanĂșint ar aghaidh?
Stop ag magadh m'inchinn cheana féin!
CĂ© a lĂ©ann fiĂș an nonsense seo ar an suĂomh grĂ©asĂĄin TF?
Ăl nimhe!
ScrĂobh faoi Yellow Rain agus GnĂomhaire OrĂĄiste.
ScrĂobh faoi Novichok.
VĂłtĂĄil 6 ĂșsĂĄideoir. Staon 3 ĂșsĂĄideoir.
Foinse: will.com
