The dangers of asbestos

If you read the newspaper or watch the nightly news, chances are you've heard about some of the dangers of asbestos. What is often ignored in these messages, however, is that asbestos also has a number of useful properties. If used responsibly and maintained in good condition, asbestos can be beneficial without causing harm.

What is asbestos? The term refers to microscopic, naturally occurring fibrous silicate minerals. These minerals have been used for years by the construction industry. The three most common types of asbestos are chrysotile, amosite, and crocidolite. Asbestos is commonly used in insulation, fireproofing, roofing, flooring, and other building materials. The strength of the fibers and asbestos's resistance to heat make these materials very useful.

Why, then, are people afraid of asbestos? Well, asbestos is a carcinogenic, toxic substance. Asbestos-containing materials are not a health risk if they are left undisturbed. However, if these materials become damaged, the asbestos fibers separate and become airborne. This is when human exposure is likely to occur, as asbestos may be inhaled into the lungs.

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