For many smokers, the act of smoking cigarettes comes with a nagging sense of guilt, especially around non-smokers, children, or even in shared rooms. The well-documented perils associated with secondhand smoke are undeniable, related to respiratory infections, asthma, sometimes more serious long-term health concerns in those that inhale it. https://simonhzpf59369.wikiusnews.com/1909943/clearing_the_air_can_personal_air_filters_protect_others_from_secondhand_smoke