Yintoni i-formalmaldede?
I-formaldehyde ingumgubo ongenakubala, onokutsha onomlilo oqinileyo. Inani elincinane le-formaldehyde liveliswa emzimbeni wethu ngokwemvelo, kodwa i-formaldehyde ikhululekile ikhutshwe kwindalo ngokutshisa ii-fuel and waste home. Umsi wesigaretha kunye ne-e-cigarette umphunga womabili uqulethe i-formaldehyde.
Abaninzi bethu bacinga nge-formaldehyde njengelwelo, kodwa ngokwenene, into esetyenziswayo ukugcina iimpawu ze-biological ibizwa ngokuba yi-formalin, umxube we-formaldehyde igesi, amanzi kunye ne-methyl alcohol.
I-formaldehyde yimizi yecomputer ekhoyo kwiintlobo ezininzi zezicelo. Isetyenziselwa ukuvelisa izinto zokwakha (kubandakanywa iimveliso zokhuni ezixinzelelweyo) kunye nemveliso emininzi yasemakhaya, kwaye iyingxenye yenkqubo yokuvelisa iingubo ezingenanto. I-formaldehyde isetyenziselwa kwi-glues, i-adhesives kunye nemveliso ye-disinfectant.
Okumangalisa kukuba, i-formaldehyde isetyenziselwa ukucima iintsholongwane eziphilayo kunye neesxibisi ezisetyenziselwa ukwenza izitofu. Le nkqubo ilawulwa yi-US Food and Drug Administration.
Uninzi lwabantu oluqhelekileyo
Indlela eqhelekileyo abantu abaye bayifumana kwi-formaldehyde kukuphefumula umoya ococekileyo kuyo kwindawo engenawo umoya. Imveliso eyenziwe nge-formaldehyde inokukhupha le gesi ngaphezu kwexesha, kubangele ukugxininiswa ukwakha kwiindawo ezikufutshane.
Omnye umthombo oqhelekileyo wokubhenca uvela kumsi we-cigarette, ophethe i-formaldehyde.
Uphando lubonisa ukuba i-e-cigarette umphunga uqulethe i-formaldehyde, nangona ubuninzi bezinto ezingaphantsi kwezinto ezikhoyo kumsi wecuba. Ukuxhaswa komlilo kunye nomsi womsi womntu wongaphakathi kubangele ukuba kubekho ukukhutshwa kwe-formaldehyde.
I-formaldehyde kwi-cigarette smoke
I-formaldehyde yintla-mveliso yenkqubo yokutshayela ukutshaya ugwayi.
Ngokutsho kwinqaku e- American Journal of Health Public, i- formaldehyde emsizeni ogqithisiweyo (umsi okhwela ekupheleni kwesigaretti esilukileyo) ukhona kwiindawo ezijoliswe kwixesha eliphindwe kathathu.
Umntu otshaya i-cigarettes ezingama-20 ngosuku unokuba nezinga le-formaldehyde egazini lawo elilinganisa phakathi kwe-.9 ne-2 milligram ngokuxhomekeka kwitshati ye-cigarette kunye nendlela efanelekileyo yokuphuza ummandla ababhema kuyo.
I-formaldehyde inoxanduva lwezinye iimpumlo, umlomo kunye nabangabonwa ngabangaboni xa bephefumula ngomsi wesigare.
I-formaldehyde kwi-E-Cigarette Vapor
Kwileta epapashwe ngoJanuwari 22, 2015, i-New England Journal of Medicine, abaphandi bacetyisa ukuba ifomu le-formaldehyde le "ifakwe" likhoyo kwi-e-cigarette emphunjini kwiindawo eziphezulu kakhulu kunomsi wesigare. Izazi zenzululwazi ziyibiza ngokuba yinkcenkceshe ngenxa yokuba yindlela ehlukileyo eyahlukileyo ye-formaldehyde-enye evakalelwa kukuba iyakwazi ukufakwa kwiisisipha zomzimba zomnxeba.
Amanqanaba e-formaldehyde egazini athambekele ekubeni angaphantsi koogwayi. Umyinge olinganisiweyo ulinganiselwa kuma-1mg, kodwa oku kuxhomekeke kwiindawo zokufudumala kwefowuni yefowuni esetyenziswayo ukulawula umphunga we-e-cigarette kunye nesixa-mali esibhaliweyo.
Iingozi zexesha elifutshane lempilo
Xa i-formaldehyde ikhona emoyeni kumanqanaba angaphezu kwama-0.1 engama ngasinye ngesigidi, abanye abantu banokufumana imiphumo emfutshane yezempilo, kuquka:
- ukutyiliswa kwamehlo
- ukuvutha komlilo kwamehlo, impumlo, nomqala
- ukukhwehlela
- ivili
- isicaphulelo
- ukucaphukisa isikhumba
Abanye abantu banomdla kakhulu kwi-formaldehyde, ngelixa abanye bengenakho ukuphendula kwinqanaba elifanayo lokungcola. Abantu abanomdla kwi-formaldehyde bafaka umngcipheko wokuba nesifo se-asthma ukusuka ekuhlaleni okuqhubekayo kwi-formaldehyde engumngcwabo.
Ingozi yexesha elide lezeMpilo
Ucwaningo lweLab luye lwabonisa ukuba ukuvezwa kwe-formaldehyde kunokubangela umdlavuza wamanzini kwiisundu, kwaye uphando oluthile lwabasebenzi bezentengiselwano licebise ukuba ukuchazwa kwe-formaldehyde kunokunxulumana nomhlaza wesisu kunye nomhlaza we-nasopharangeal kubantu.
Ngo-1995, i-Arhente yamazwe ngamazwe okuPhando ngeCarcer (i-IARC) yagqiba ukuba i-formaldehyde yayingumdla we-carcinogen. Nangona kunjalo, ekuhlaziyweni kwakhona kwedatha ekhoyo ngoJuni 2004, i-IARC yaqulunqa i-formaldehyde njenge-carcinogen eyaziwa ngabantu.
Ngenxa yokuba utshintshe ngokukhawuleza kwimizimba yamakhemikhali xa ixutywe, izazinzulu zicinga ukuba zifakwe kwi-formaldehyde ingundoqo yengozi yokuphefumula umdlavuza. Uphando olungakumbi lufunekayo ukuqonda oko kwenzekayo xa sifika kumaphaphu.
Abaphandi bakholelwa ukuba i-formaldehyde yinto ebalulekileyo yengozi ye-leememia ye-leememia.
I-cigarette smoke: I-Brew Toxic
Okwangoku, inzululwazi iye yafumanisa iikhemikhali ezingama-7,000, kuquka i-250 i-poisonous and 70 corcinogic compounds kwi-cigaret smoke smoke.
Ukuba utshaya, qalisa ukusebenza kwisicwangciso sokuyeka . Ukubhema akuniki nto ngaphandle kwesifo kwaye ekugqibeleni, ukufa.
Imithombo:
IAmerican Chemistry Council. Kutheni ukuba i-Formaldehyde isebenzise ukwenza ii-vaccini? Kufikeleleke ngoOktobha 2016.
I-Arhente yamazwe ngamazwe okuPhando ngeCarcer. I-IARC ikhetha i-Ormaldehyde njengeCarcinogenic kubantu. Juni 15, 2004.
National Cancer Institute. I-formaldehyde kunye neKarcer Risk. Ukuhlaziywa ngoJuni 10, 2011.
I-New England Journal of Medicine. I-Ormaldehyde efihliweyo kwi-E-Cigarette Aerosols. N Engl J Med 2015; 372: 392-394. NgoJanuwari 22, 2015.
I-Toxicology yoLawulo kunye ne-Pharmacology. Impembelelo yamanqanaba ahlukeneyo kumandla kwisivuno sobuninzi be-aerosol kunye nokubunjwa kwe-aldehydes kwi-eerosol e-cigarette. Matshi, 2016.