can cigarettes grow mold Is this safe to smoke? I saw some people say it cause to in your lungs : r/Cigarettes How to deal with cigar

The rules, which took effect in fall 2016, require retailers to obtain a separate license to sell vapor products online

Nicotine alters mucin rheological properties

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Given this, the higher C max and AUC 06h of NPs relative to cigarettes observed in the present study suggest that NPs have sufficient nicotine delivery to be a satisfactory substitute product for smokers seeking alternatives to conventional cigarettes, although NPs are neither marketed nor approved for use as aids to quit smoking

So if the government isnt going to make a habit that is a massive public health risk illegal (and I think the drug war shows why that might be a bad idea), the least it can do is strongly discourage the habit