CO2 doesn't have precisely the same partnership with pollutants from non-human sources that it does with human emissions. Off-gassing from building materials, furnishings, cooking, cleaning and electrical items may very well be impartial of occupancy [30] e.g., Offermann located low CO2 levels along side dangerously high amounts of formaldehydes [31]. https://kitchen-extract-systems68012.bleepblogs.com/29395334/helping-the-others-realize-the-advantages-of-lift-shaft-ventilation