Types of pollutants that may be inside buildings

Certain pollutants are found in the form of gases, classified as toxic compounds. The main ones are listed below:

• Combustion products (carbon monoxide, nitrogen dioxide, etc.)
• Volatile Organic Compounds (formaldehydes, solvents, perfumes, etc.)
• Volatile Semi-Organic Compounds (pesticides).
• Other pollutants are found in the form of particles; the main ones are:
• Bioaerosols (fungal spores, pollen, viruses, bacteria, etc.)
• Construction and furniture material particles (fibreglass, asbestos, etc.)