keanu reeves cigarettes casually chilling, typing and smoking before his concert with Dogstar in Richmond, VA. : r/pics Keanu Reeves smoking

Incapsula incident ID: 1843000351082248621-953071531073931514

Both embalming fluid and PCP can create mind-altering effects if a person smokes them

Health effects associated with smoking: a burden of proof study

The e-cigarette aerosol has toxicants that are found to be less in lab studies, up to 9 to 450 times less than cigarette smoke

A further follow-up survey is needed to identify whether this is evidence of a pattern of chronic quitting and relapsing to cigarette smoking, or whether it is part of progress toward successful quitting, said the researchers

While long-term problems have yet to be fully identified vaping only became common in the last decade or so there is certainly reason to believe that vaping is not entirely harmless, particularly given the massive spectrum of products you can use to vape