does loose tobacco go bad Smoking: Effects, Risks, Diseases, Quitting & Solutions Does Pipe Tobacco Go Bad?
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Most smoking attributable fractions will be zero in that smoking is not implicated in any way for that underlying cause of death, but deaths with an underlying cause for a smoking-related condition (such as lung cancer or COPD) will have a smoking attributable fraction higher than zero and that fraction is likely to differ for men and women, and for different age groups

Public Health Service: May 2008

Purchase oftheFreedom From Smoking: Participant Workbook is restricted to currently-certified Freedom From Smoking facilitators

Solution for the wartime cigarette shortage

It's unclear what kind of action the incoming Trump administration will take on this issue