PM2.5 -PM stands for particulate matter like dust, dirt, soot, or smoke. Some are large or dark enough to be seen with the naked eye. PM2.5 are fine inhalable particles that are not visible. PM2.5 particle size has been associated with allergy symptoms, asthma development and potential lung damage.*
TVOCs - Total volatile organic componds are emitted as gases from cetain solids or liquids. VOCs include a variety of chemicals, some of which may have short and long-term adverse health effects. Concentrations of many VOCs are consistently higher indoors (up to ten times higher) than outdoors. Some examples of VOCs include paint, wood preservatives, aerosol sprays, cleansers and disinfectants, pesticides, and dry-cleaned clothing, among others**.