Some cigarettes today boast the inclusion of a "charcoal filter" in addition to the more common dense, synthetic fiber filters seen in almost all filter cigarettes
Secretary of Health, Education, and Welfare Joseph A
Createc & Market Studies
As all subjects were scanned at essentially the same age, the rationale is that for a given amount of lifetime smoking (that is, pack-years), if the possible effect of smoking is at least partially reversible, then those who stopped smoking long ago should have a thicker cortex than those who stopped smoking more recently or are currently smoking
Retrieved 29 August 2008 Public Health at a Glance Tobacco Pack Information "Tobacco Display Ban Guidance"
You get the same authentic taste, feel, and texture as regular chewing tobacco, but without all the bad stuff!