Vim li cas e-luam yeeb yog lwm txoj hauv kev luam yeeb?

Txoj kev loj hlob ntawm kev sib txuas lus hluav taws xob luam yeeb thiab thev naus laus zis tshiab tau cuam tshuam los ntawm European thiab Asmeskas cov neeg haus luam yeeb. Hauv Suav teb, peb tuaj yeem nkag siab nws cov kev xav tau ntawm kev lag luam los ntawm kev tsim e-lag luam thiab lub khw muag khoom lub cev.
Cov khoom tseem ceeb ntawm e-luam yeeb yog dej, haus luam yeeb, propylene glycol, thiab glycerin. Cov khoom xyaw no tsis muaj teeb meem lossis tsis muaj mob rau tib neeg lub cev. Thaum e-luam yeeb ua haujlwm, e-luam yeeb kua yog tam sim atomized ntawm qhov kub thiab txias. Cov pa luam yeeb uas peb nqus tau yog dej vapor uas ua los ntawm evaporation ntawm e-luam yeeb. Tsis muaj cov tshuaj phem thiab tar, txo cov pa phem thib ob. Qhov laj thawj tseem ceeb rau cov luam yeeb zoo tib yam yog cov luam yeeb muaj cov khoom tsis zoo xws li tar thiab cov hlau hnyav, nrog rau lwm yam khoom tsis zoo xws li carbon monoxide thiab carbon particles thaum haus luam yeeb.
Txij li thaum US lub tsev hais plaub txiav txim tias US FDA txwv tsis pub muag e-luam yeeb txij li ib nrab xyoo 2012, US e-luam yeeb lag luam tau qhib, thiab kev muag khoom ntawm e-luam yeeb tau pom muaj kev loj hlob sai. Thaum Lub Ib Hlis Ntuj xyoo 2016, UK Cov Tshuaj thiab Cov Khoom Siv Khomob Kev Tswj Xyuas Kev Noj Qab Haus Huv tau pom zoo tso tawm lub tuam txhab e-luam yeeb British American Tobacco Product Certification, ua kom cov khoom lag luam ua lag luam ntxiv rau kev haus luam yeeb hauv khw. Los ntawm kev noj qab haus huv lossis kev lag luam, e-luam yeeb yog lwm txoj hauv kev zoo rau cov luam yeeb.