Marijuana is more harmful than tobacco smoke

The smoke produced by marijuana, contains higher levels of toxic substances than tobacco smoke. This conclusion, Canadian researchers who have studied the chemical composition by special "smoke machine". To date, there have been many studies examining the composition of tobacco smoke, and the identification of potential carcinogens - substances whose effects on the body under certain conditions, to cause cancer. However, similar studies on smoking marijuana, almost was not. Have now been in recent years, the number of cannabis users has increased, especially among young people, the researchers said. Having decided to fill this gap, analyzing the Director of Research David Moire and his colleagues the level of toxic substances in the smoke that arises when the smoking marijuana. It turned out that the qualitative composition of tobacco smoke and smoke from marijuana cigarettes almost the same, but the quantitative amount of toxic substances varies considerably. In the structure, to smoke marijuana, contained 20 times more ammonia than in tobacco smoke. The level of hydrogen cyanide, nitric oxide and certain aromatic amines, which promote cancer, was 3-5 times higher than in the smoke of cigarettes. The new data provide an update on the risks associated with the influence of marijuana on the body are connected, and are important for the health, the scientists believe.