Here are examples of common indoor air contaminants and their main sources:
Carbon dioxide (CO2), tobacco smoke, perfume, body odours – from building occupants
Dust, fibreglass, asbestos, gases, including formaldehyde – from building materials
Toxic vapours, volatile organic compounds (VOCs) – from workplace cleansers, solvents, pesticides, disinfectants, glues
Gases, vapours, odours – off-gas emissions from furniture, carpets, and paints
Dust mites – from carpets, fabric, foam chair cushions
Microbial contaminants, fungi, moulds, bacteria, – from damp areas, stagnant water and condensate pans
Ozone – from photocopiers, electric motors, electrostatic air cleaners
Handheld particle counter let you know good or bad indoor environment which you living.
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