The main substances making up in the liquid in the e-cigarettes are nicotine, propylene glycol, glycerin and some flavors or smells
The health benefits of red wine (of which there are many) include lessening the damage from that other vice
Trends Cardiovasc Med 26(6):515523 Carter BD, Abnet CC, Feskanich D, Freedman ND, Hartge P, Lewis CE et al (2015) Smoking and mortality--beyond established causes
Although the research didnt look at the other 60 or so carcinogens in tobacco smoke, the two that they studied are likely to play a major role in the development of cancer in smokers
Brands like Smoking, actiTube, Purize, CTIP, and Slimjim offer a variety of these filters to cater to different smoking preferences