Cov pa luam yeeb tawm los ntawm e-luam yeeb yog tsim los ntawm propylene glycol, glycerin, nicotine thiab ntau yam tsw. Txawm hais tias e-luam yeeb raug suav hais tias muaj kev nyab xeeb dua li cov luam yeeb ib txwm muaj, lawv cov pa luam yeeb tseem muaj cov tshuaj uas yuav muaj kev cuam tshuam tsis zoo rau tib neeg kev noj qab haus huv. Kev siv cov e-luam yeeb ntev ntev tuaj yeem ua rau muaj kev phom sij rau kev noj qab haus huv xws li teeb meem ua pa thiab kab mob plawv, thiab qhov muaj yees ntawm nicotine kuj yog ib qho kev txhawj xeeb. Cov pa luam yeeb los ntawm e-luam yeeb yog teeb meem rau tib neeg kev noj qab haus huv.
Cov khoom xyaw ntawm e-luam yeeb
Lub ntsiab chemical Cheebtsam
E-luam yeeb feem ntau yog tsim los ntawm propylene glycol (PG), glycerin (VG), nicotine thiab ntau yam tsw. Propylene glycol thiab glycerin ua cov kua hauv lub cev, suav txog ntau dua 90% ntawm tag nrho cov pa luam yeeb. Thaum cov khoom no raug cua sov, lawv tsim vapor, uas simulates cov pa luam yeeb ntawm kev haus luam yeeb. Raws li Wikipedia, propylene glycol yog siv dav hauv cov khoom noj thiab tshuaj pleev ib ce thiab feem ntau suav tias muaj kev nyab xeeb.
Flavor additives thiab flavoring cov khoom xyaw
Muaj ntau ntau yam khoom xyaw ntxiv rau e-luam yeeb, suav nrog txiv hmab txiv ntoo, mint, chocolate thiab lwm yam tsw. Cov tshuaj ntxiv no ua rau kev haus luam yeeb e-luam yeeb ntau ntau, tab sis lawv kuj ua rau muaj kev txhawj xeeb txog kev noj qab haus huv rau pej xeem. Qee cov tshuaj tsw qab ntxiv tuaj yeem tsim cov teeb meem sib txuas thaum cua sov. Piv txwv li, qee cov e-kua uas muaj vanilla tsw yuav muaj me me ntawm diacetyl, paub ua pa ua pa.
Kev txheeb xyuas cov ntsiab lus nicotine
Nicotine yog ib qho ntawm feem ntau tham txog cov khoom xyaw hauv e-luam yeeb. Cov ntsiab lus nicotine hauv e-kua tuaj yeem hloov kho raws li tus neeg siv xav tau, feem ntau ntawm 0mg / ml thiab 36mg / ml. Txawm li cas los xij, txawm tias cov khoom lag luam uas muaj cov ntsiab lus nicotine tsawg ua rau muaj kev quav yeeb quav tshuaj thiab kev noj qab haus huv. Kev raug nicotine tuaj yeem ua rau mob plawv, teeb meem kev noj qab haus huv ntawm cov menyuam yaus thiab muaj peev xwm cuam tshuam rau kev loj hlob ntawm cov tub ntxhais hluas lub hlwb.
Kev sib piv ntawm e-luam yeeb thiab luam yeeb ib txwm muaj
Qhov sib txawv ntawm cov khoom xyaw
E-luam yeeb feem ntau muaj propylene glycol, glycerin, nicotine thiab tsw. Hauv qhov sib piv, cov pa luam yeeb tsim los ntawm kev haus luam yeeb ib txwm muaj ntau dua 7, 000 chemical tshuaj, suav nrog tsawg kawg yog 70 tus paub txog carcinogens. Cov ntsiab lus nicotine hauv e-luam yeeb tuaj yeem hloov kho, thaum cov ntsiab lus nicotine hauv cov luam yeeb ib txwm raug kho.
Qhov txawv ntawm txoj kev nqus pa
E-luam yeeb siv lub tshuab hluav taws xob cua sov kom sov cov kua ua kua, uas tus neeg siv nqus tau. Ib txwm haus luam yeeb ua luam yeeb los ntawm kev hlawv nplooj ntawv luam yeeb. Txoj kev e-luam yeeb kub es tsis hlawv txo cov khoom tsim teeb meem.
kev sib piv cuam tshuam txog kev noj qab haus huv
Thaum e-luam yeeb raug suav hais tias muaj kev nyab xeeb dua li cov luam yeeb, lawv tsis muaj teeb meem. Kev siv e-luam yeeb yog txuam nrog ntau yam kev pheej hmoo ntawm kev noj qab haus huv, nrog rau kab mob ua pa thiab kab mob plawv. Hauv qhov sib piv, cov pa luam yeeb ib txwm muaj cov tshuaj phem ntau ntxiv uas tau txuas rau mob qog noj ntshav, kab mob plawv, thiab lwm yam teeb meem kev noj qab haus huv loj.
Kev noj qab haus huv txaus ntshai ntawm e-luam yeeb
Cov teebmeem ntawm kev ua pa
Cov tshuaj lom neeg hauv e-luam yeeb, tshwj xeeb tshaj yog cov khoom qab zib, tuaj yeem ua rau khaus khaus ntawm cov pa. Qee cov kev tshawb fawb qhia tias cov neeg siv e-luam yeeb yuav muaj cov tsos mob xws li hnoos, mob caj pas, thiab ua pa nyuaj. Kev siv e-luam yeeb ntev ntev tuaj yeem ua rau mob bronchitis thiab txo lub ntsws ua haujlwm. Raws li Wikipedia, qee cov khoom xyaw hauv e-luam yeeb, xws li propylene glycol, tuaj yeem ua rau mob ua pa thaum nqus tau.
Muaj peev xwm txaus ntshai ntawm kev siv mus sij hawm ntev
Txawm hais tias e-luam yeeb raug suav tias muaj kev nyab xeeb dua li cov luam yeeb ib txwm muaj, qhov kev pheej hmoo ntawm kev noj qab haus huv ntawm kev siv mus ntev tseem tsis tau nkag siab tag nrho. Nicotine hauv e-luam yeeb tuaj yeem ua rau muaj kev quav yeeb quav tshuaj thiab tej zaum yuav cuam tshuam rau cov teeb meem kev noj qab haus huv xws li kab mob plawv thiab ntshav siab, thiab e-luam yeeb yuav ua rau muaj kev pheej hmoo mob plawv thiab mob stroke.
Cov teebmeem ntawm Passive Smoking
Kev haus luam yeeb dhau los ntawm e-luam yeeb kuj tseem yuav cuam tshuam rau cov neeg nyob ib puag ncig. Cov tshuaj lom thiab cov khoom zoo hauv e-luam yeeb tuaj yeem ua pa thiab nqus tau los ntawm cov neeg tsis haus luam yeeb. Qhov no tuaj yeem ua rau muaj teeb meem kev noj qab haus huv nrog lub ntsws thiab cov hlab plawv. Cov menyuam yaus thiab cov poj niam cev xeeb tub, tshwj xeeb, muaj kev nkag siab ntau dua rau kev haus luam yeeb los ntawm e-luam yeeb thiab tej zaum yuav muaj kev pheej hmoo siab dua.
Cov tshuaj lom hauv e-luam yeeb
Heavy hlau thiab particulates
E-luam yeeb tej zaum yuav muaj me me ntawm cov hlau hnyav xws li txhuas, cadmium thiab nickel. Cov hlau hnyav no los ntawm cov cua sov coils thiab lwm yam hlau ntawm cov khoom siv e-luam yeeb. Kev nqus pa ntev ntev ntawm cov pa luam yeeb uas muaj cov hlau hnyav tuaj yeem ua rau lub ntsws puas thiab lwm yam teeb meem kev noj qab haus huv. Cov pa luam yeeb kuj muaj cov te me me thiab cov tshuaj uas tuaj yeem nkag mus tob rau hauv lub ntsws thiab ua rau khaus thiab ua rau lub ntsws puas.
cov tshuaj phem
Cov tshuaj hauv e-luam yeeb, suav nrog propylene glycol thiab glycerin, tuaj yeem decompose ntawm qhov kub thiab txias los tsim cov khoom tsis zoo xws li formaldehyde thiab acetone. Txawm hais tias cov qib ntawm cov tshuaj no hauv cov pa luam yeeb muaj tsawg, qhov kev raug mob mus ntev kuj tseem yuav ua rau muaj kev pheej hmoo rau kev noj qab haus huv. Piv txwv li, formaldehyde yog ib hom kab mob carcinogen thiab tuaj yeem ua rau mob ua pa thiab lwm yam teeb meem kev noj qab haus huv.
Toxic teebmeem ntawm nicotine
Nicotine yog cov khoom xyaw tseem ceeb hauv cov pa luam yeeb e-luam yeeb thiab muaj zog ntxiv zog thiab muaj ntau yam tshuaj lom. Nicotine tuaj yeem muaj kev cuam tshuam tsis zoo rau cov hlab plawv, nrog rau kev ua kom lub plawv dhia thiab ntshav siab. Hauv cov tub ntxhais hluas thiab cov menyuam yaus, kev raug nicotine kuj tuaj yeem cuam tshuam rau lub hlwb kev loj hlob, ua rau kev kawm, kev xav, thiab teeb meem kev coj cwj pwm. Txawm hais tias cov ntsiab lus nicotine hauv e-luam yeeb tuaj yeem hloov kho, txawm tias qhov qis dua ntawm nicotine ua rau muaj kev phom sij rau kev noj qab haus huv.
Txoj Cai thiab Txoj Cai Kev Noj Qab Haus Huv Pej Xeem
e-luam yeeb txoj cai thiab cov cai hauv ntau lub tebchaws
Kev cai lij choj thiab kev cai ntawm e-luam yeeb txawv ntawm ib lub teb chaws mus rau ib lub teb chaws. Hauv qee lub tebchaws, xws li UK thiab New Zealand, e-luam yeeb tau pom tias yog lub cuab yeej los txo qhov kev pheej hmoo ntawm kev haus luam yeeb, yog li cov kev cai nruj heev. Hauv lwm lub tebchaws, xws li Thaib thiab Brazil, e-luam yeeb raug txwv tag nrho. US Food and Drug Administration (FDA) tau hais tias cov khoom lag luam e-luam yeeb yuav tsum tau pom zoo ua ntej lawv tuaj yeem muag hauv khw. Cov kev cai no feem ntau yog tsim los txo cov tub ntxhais hluas siv e-luam yeeb thaum tswj cov khoom zoo thiab kev faib tawm.
Cov Cai Qhia Txog Kev Noj Qab Haus Huv Pej Xeem
Kev taw qhia kev noj qab haus huv rau pej xeem feem ntau yog txhawm rau txo qhov muaj feem cuam tshuam ntawm e-luam yeeb rau pej xeem noj qab haus huv. Ntau lub koom haum saib xyuas kev noj qab haus huv tau pom zoo kom nruj dua kev tswj hwm ntawm cov khoom lag luam e-luam yeeb, suav nrog kev txwv ntawm cov ntsiab lus nicotine, txwv tsis pub qee yam khoom qab zib ntxiv, thiab txwv tsis pub tshaj tawm thiab muag e-luam yeeb. Lub Koom Haum Saib Xyuas Kev Noj Qab Haus Huv Ntiaj Teb (WHO) thiab lwm lub koom haum saib xyuas kev noj qab haus huv tau hais tias txawm hais tias e-luam yeeb yuav muaj kev nyab xeeb dua li cov luam yeeb, lawv tseem yuav tsum tau tswj hwm kom tsis txhob siv cov tub ntxhais hluas thiab muaj feem cuam tshuam txog kev noj qab haus huv.
Kev tiv thaiv rau cov menyuam yaus
Tiv thaiv cov menyuam yaus los ntawm cov teebmeem ntawm e-luam yeeb yog qhov tseem ceeb ntawm cov kev cai hauv ntau lub tebchaws thiab cheeb tsam. Tebchaws Asmeskas, European Union, Tuam Tshoj thiab lwm qhov chaw muaj cov cai txwv tsis pub muag e-luam yeeb rau cov menyuam yaus. Ntau qhov chaw kuj tau siv cov cai txwv tsis pub siv e-luam yeeb hauv cov chaw pej xeem uas nquag nquag los ntawm cov hluas. Qee lub tebchaws tau siv cov kev txwv nruj rau kev tshaj tawm thiab kev tshaj tawm e-luam yeeb kom txo lawv qhov kev thov rau cov menyuam yaus.