For many smokers, the act of smoking cigarettes comes with a nagging sense of guilt, especially around non-smokers, children, or in shared apartments. The well-documented hazards of secondhand smoke are undeniable, connected to respiratory infections, asthma, and many more serious long-term health problems in those who inhale it. https://jeffreynevk81581.wikissl.com/1875131/clearing_the_air_can_personal_air_filters_protect_others_from_secondhand_smoke