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Asbestos is derived from the Greek word, meaning "inextinguishable" or "indestructible". Asbestos is classified into two categories, namely:

Serpentine (krisotil which is a magnesium silicate hydroxide Mg6 composition (OH) 6 (Si4O11) H2O), Amphibole of rock-forming minerals, including: actinolite, amosite, anthophyllite, chrysotile, crocidolite, and tremolite.

Properties owned by asbestos is :

Resistant to acid Heat Flexible Does not evaporate Can muffle the sound Not easily destroyed in nature which is used for cars, stoves, roofs, ceilings, coatings and electrical cable.

Asbestos fibers are easily separated from the bond and form microscopic fibers. When asbestos dust is inhaled, asbestos can damage the DNA of the mesothelium, asbestos fibers or puncture settles the mesothelium can not be decomposed and removed again by the body. This contamination causes disrupted mesothelial cell growth control, causing a thickening or swelling of the mesothelium. The disease known as mesothelioma (cancer of the mesothelium).

Find more about Mesothelium and Mesothelioma @ http://www.itangeek.com