For many smokers, the act of smoking cigarettes comes with a nagging a feeling of guilt, especially around non-smokers, children, or in shared rooms. The well-documented dangers of secondhand smoke are undeniable, connected to respiratory infections, asthma, and much more serious long-term health concerns in those that inhale it. https://cesartkbr04714.wikififfi.com/1930556/clearing_the_air_can_personal_air_filters_protect_others_from_secondhand_smoke