" I'll be honest I didn't believe any air purifier could handle my 30-a-day habit
"However, it seems to be possible (or even probable), that e-cigarettes are much more appealing to smokers and can keep them from consuming combustible products more effectively, and therefore in the sense of 'preventing smoking', they are 'better'." The RCP do address the issue of long-term effects in their report, suggesting that there is a "possibility of some harm", however it is likely to be "substantially smaller" to smoking tobacco goods
Gideon (New York, NY: Springer), 149178
There could be chemical differences in nicotine e-liquids versus cannabis e-liquids
Their developing brains are particularly vulnerable to getting hooked on nicotine -- tobaccos most addictive component -- and they are likely to undervalue the downstream costs of behaviors they choose
Hence, this is what makes a vaporizer different from a cigarette