“…The adverse effects of ETS form the foundation of a variety of legal regulations of smoking in public places worldwide (Hyland, Barnoya, & Corral, 2012;Koh, Joossens, & Connolly, 2007; U.S. Department of Health and Human Services, 1986). The legitimate basis for banning snus use in public spaces is weaker than that for cigarette smoking.…”