A correctly sized unit needs 2040 minutes to perform 45 full air changes before cigarette odor drops below the human detection threshold (~3 g/m nicotine)
Cold winters reduced the spread of disease
The lack of strong controls, independent testing, and consistent production techniques raises legitimate worries about the possible health consequences
A preliminary police investigation found that the cars backseat was occupied by a box containing hundreds of cigarette lighters, some of which may have been leaking lighter fluid, and a spark from the cigarette caused the lighters to explode
"One-third of the patients who are in our hospital are here today because of cigarettes." Still, this newest report is unusual because it devotes more than 700 pages to detail the biology of how cigarette smoke accomplishes its dirty deeds including the latest genetic findings to help explain why some people become more addicted than others, and why some smokers develop tobacco-caused disease faster than others
Materials such as fruit juices or menthol are added to give additional flavor