For many smokers, the act of smoking cigarettes comes with a nagging sense of guilt, especially around non-smokers, children, or perhaps in shared rooms. The well-documented hazards of secondhand smoke are undeniable, linked to respiratory infections, asthma, and even more serious long-term health problems in those who inhale it. https://knoxtjzp93603.mycoolwiki.com/8280789/clearing_the_air_can_personal_air_filters_protect_others_from_secondhand_smoke