I don't know what it means." He concedes that tightly regulated marijuana, which has been fully tested, doesn't have as many chemical additives as cigarettes
It is not trying to be high-fashion
Marijuana is the most-commonly smoked substance after tobacco and one of the most widely used psychoactive substances in the world
In 10 years, the risk of lung cancer is half that of smokers
Pheromonal activity of single castoreum constituents in beaver, Castor canadensis., Mller-Schwarze, D and Houlihan, P.W., Journal of Chemical Ecology , April 1991, Volume 17, Number 4, Springer Netherlands, doi:10.1007/BF00994195 Neutral compounds from male castoreum of North American beaver, Castor canadensis
So I would attribute them to other people