Effect of Additives on Tobacco Smoke Chemical additives are introduced into cigarette tobacco for a variety of specific purposes, including pH adjustment, maintenance of moisture (humectants), amelioration of the harshness of smoke, control of the burn rate, and impartation of desirable flavor to the smoke (Penn 1997)
Animals were exposed to the smoke for 10 minutes, four times per day, for 10 days
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On the other hand, if a gene is relatively unencumbered, then it might be expressed at higher levels than normal
Mild Tobacco comes in various premium-quality brands, including Gambler, Zen, Zig Zag, Premier, Good Times, and Beretta, to mention a few