In addition, as marijuana smoking is usually associated with deeper inhalation, longer breath-holding times, use of unfiltered marijuana cigarettes (joints) with a potential for greater delivery of tar to the lungs [47], and the marijuana smoke being even more cytotoxic and mutagenic [48, 49] in comparison with tobacco smoking
"Quite frankly, we need to have some significant and detailed answers about what the heck is going on, because people are up in arms right now about vaping," says Illinois Congressman Raja Krishnamoorthi (D-IL), whose committee held hearings in July about marketing practices of e-cigarette maker Juul
When used, vapes can emit significant amounts of nicotine into the air, though not always as much as traditional cigarettes
Moreover, under these conditions, in the temperature range from 250 C to 600 C, two different degradation steps are traceable
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