Physical and chemical properties MOULD The word “mould” is a common term referring to fungi that can grow on building materials in homes or other buildings. Mould growth can influence air quality because both spores and mycelial fragments are dispersed into the air and can be inhaled. Their penetration into the bronchial tree depends on …
What is asbestos? There are several minerals commonly known as asbestos. These minerals can be used to make products strong, long-lasting and fire-resistant. Before 1990, asbestos was mainly used for insulating buildings and homes against cold weather and noise. It was also used for fireproofing. Industry, construction and commercial sectors have used, and, in some …
Radon is a colourless, odourless gas that can seep undetected into your home and cause lung cancer. Protect your family by testing your home for radon. What is radon? Radon is a radioactive gas that is produced naturally by the breakdown of uranium in the ground. Since radon can’t be seen, smelled, or tasted, it …
Lead is a highly toxic metal that is found naturally in the earth’s crust. It is used to produce many consumer products (like pipes, cars, electronics and batteries). Lead was once used in products like paint and gas, but the Government of Canada now restricts its use in many products. Everyone is exposed to low …
