For example, Japan Tobacco International (JTI), the third largest tobacco multinational, rebranded some of its menthol cigarettes in the months before the law went into effect, claiming that the products did not have the characterizing flavor specifically banned, though the company admitted that there is no way to know this for sure
The longer the smoke is allowed to linger, the more it will penetrate the walls, furniture, and fabrics, making both the smoke and smell harder to remove
For smokers, the grinding routine of making trips to the store and buying cigarettes can be a weekly (or even daily) nuisance
[41] Flavored e-liquids form a major part of the appeal for using e-cigarettes, [42] especially for youth, for whom flavoring is cited as a major reason for using e-cigarettes
However, it is not entirely without risk
For smoke odor (gases/VOCs), you typically need activated carbon (or other gas media) in meaningful amounts