More than you would think—a lot from kitchen, some from (newer) furniture, some faecal matter from mites, house dust which is largely human skin, cleaning chemicals, ozone, positive ions (the bad ones) from laptops especially Macbooks, mould spores, etc.www.blf.org.uk/support-for-you/indoor-air-pollution/causes-and-effectswww.epa.gov/indoor-air-quality-iaq/introduction-indoor-air-quality but in may countries the original source of ‘household’ (indoor) air pollution is actually from outside the home:www.conserve-energy-future.com/causes-and-effects-of-indoor-air-pollution.php www.ncbi.nlm.nih.gov/pmc/articles/PMC5089137 I bought two HEPA filters to help protect others during a home isolation, but I also had in mind that it would be useful afterwards!
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More than you would think—a lot from kitchen, some from (newer) furniture, some faecal matter from mites, house dust which is largely human skin, cleaning chemicals, ozone, positive ions (the bad ones) from laptops especially Macbooks, mould spores, etc.
www.blf.org.uk/support-for-you/indoor-air-pollution/causes-and-effects
www.epa.gov/indoor-air-quality-iaq/introduction-indoor-air-quality
but in may countries the original source of ‘household’ (indoor) air pollution is actually from outside the home:
www.conserve-energy-future.com/causes-and-effects-of-indoor-air-pollution.php
www.ncbi.nlm.nih.gov/pmc/articles/PMC5089137
I bought two HEPA filters to help protect others during a home isolation, but I also had in mind that it would be useful afterwards!