For many smokers, the act of lighting up comes with a nagging a feeling of guilt, especially around non-smokers, children, or perhaps shared living spaces. The well-documented perils associated with secondhand smoke are undeniable, connected to respiratory infections, asthma, sometimes more serious long-term health issues in those who inhale it. https://jeffreynevk81581.wikissl.com/1875131/clearing_the_air_can_personal_air_filters_protect_others_from_secondhand_smoke