claim: "marijuana contains 50 to 70 percent more carcinogenic hydrocarbons than tobacco."
author: michael cerullo
evidence_1: feb 11, 2013 ... while smoking marijuana may have recently been legalized, one ... contains 50  to 70% more carcinogenic hydrocarbons than tobacco smoke.
evidence_2: oct 18, 2005 ... cannabis smoke contains cannabinoids whereas tobacco smoke ... marijuana  smoke contains four fold more tars than does tobacco smoke ... aromatic  hydrocarbons found in smoke are pro-carcinogens that are .... 2003;111:43–50.  doi: 10.1172/jci200316116. .... 2001;106:62–70. doi: 10.1002/ajmg.1398.
evidence_3: smoking marijuana deposits several times morethc into the blood than does ....  marijuana contains 50 to 70 percent more carcinogenic hydrocarbons than ...
evidence_4: studies show that teens who smoke marijuana frequently are more likely to ...  contains 50-70 percent more carcinogenic hydrocarbons than does tobacco ...
evidence_5: marijuana smoke contains 50-70 percent more carcinogenic hydrocarbons than  tobacco smoke. marijuana users usually inhale more deeply and hold their ...