Saturday, May 1, 2010

Asbestos Exposure and Building Materials

Throughout much of the twentieth century, asbestos was used as a building material, due to its heat and flame resistant properties. However, by the 1980s, it had been banned by most developed nations, as it was found to be a leading cause of the cancer mesothelioma, and other lung ailments.



http://www.youtube.com/watch?v=xy1uTvPfZqo&hl=en

Thanks To : netbook

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