Articles were excluded if they: (1) reported litter and cigarette butt densities using the items per meter unit, (2) lacked numerical data on cigarette butt density or the specific percentage among anthropogenic litter, (3) focused solely on public perception or smoking behavior, and (4) were conducted exclusively indoors or in controlled laboratory settings
TIP: If you tell your friends and family about your plans, you know that there are people who are now watching you
While both methods use heat to release THC into the bloodstream, there are some notable differences between the two: Smoking Smoking cannabis exposes users to harmful chemicals, like carbon monoxide and tar, that can irritate the lungs
Thus, participants high harm perceptions towards e-cigarette products may directly serve to minimize their interest in using e-cigarette products under various hypothetical regulatory contexts
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