The main goal of electronic cigarettes was to help a smoker get rid of his bad habit by replacing bitter smoke with aromatic vapor. Heavy smokers choose a liquid containing nicotine and gradually decrease its dose when smoking. At the same time, the blood and urine tests of e-cigarettes smokers showed that nitrosamines and toxic polymers have the same harmful effect on humans. Nicotine, which they contain, is an addictive and strong neurotoxin.
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