The correct answer is D. None of these.
Asbestos is a naturally occurring mineral that can be found in many parts of the world. It is a fibrous material that is resistant to heat and fire. Asbestos has been used in a variety of products, including insulation, roofing, and brake pads.
There are three types of asbestos: chrysotile, amosite, and crocidolite. Chrysotile is the most common type of asbestos. It is white and has a silky appearance. Amosite is brown and has a fibrous appearance. Crocidolite is blue and has a needle-like appearance.
Asbestos is a known carcinogen. Exposure to asbestos can cause lung cancer, mesothelioma, and asbestosis. Lung cancer is the most common type of cancer caused by asbestos exposure. Mesothelioma is a rare cancer that affects the lining of the lungs, abdomen, or heart. Asbestosis is a chronic lung disease that can cause shortness of breath, coughing, and chest pain.
Asbestos was once widely used in a variety of products. However, due to the health risks associated with asbestos exposure, its use has been banned in many countries. In the United States, the Environmental Protection Agency (EPA) banned the use of asbestos in most products in 1978.
If you are concerned about asbestos exposure, you should contact a qualified asbestos abatement contractor. Asbestos abatement contractors are trained to remove asbestos safely and effectively.