Smoke from cigarette tip is more toxic than main inhaled smokeBMJ 2005; 331 doi: https://doi.org/10.1136/bmj.331.7530.1425-b (Published 15 December 2005) Cite this as: BMJ 2005;331:1425
- Roger Dobson
Unpublished research by the tobacco industry shows that inhaled “sidestream” cigarette smoke–the smoke that rises from the tip of the burning cigarette between puffs–is more toxic than the “mainstream” smoke inhaled by the smoker.
It found that inhaled fresh sidestream smoke, which makes up around 85% of secondhand smoke, is four times more toxic per gram of total particulate matter than inhaled mainstream smoke.
A report in Tobacco Control (2005;14: 396-404) describing the research conducted by Philip …