rss
email
twitter
facebook

วันเสาร์ที่ 23 กรกฎาคม พ.ศ. 2554

asbestos


Nature is a very common material. Your warmth and the fiber structure is suitable material for clothing and flame resistant material of the house, but it has proven to be harmful to human health has led to a ban in many countries. Inhalation of asbestos dust, in fact, cancer, asbestosis and pleural mesothelioma and pleural mesothelioma and lung and bronchus.
Asbestos fibers are 1300 times thinner than a human hair. There is no danger in which the concentration of asbestos is not dangerous, in theory, a single inhalation of fibers cause disease and other deadly diseases, but the longer time or the number grows exponentially more likely.
Asbestos was to be used up in the eighties, a mixture of cement (trade name Eternit) and the insulation of buildings, roofs, ships (the aircraft carrier Clemenceau, like class), to generate train, and as a material for the construction of objects " (tile, flooring, plumbing, painting, chimneys), a fire in the car (color, mechanical parts), but also the production of cables, plastic and cardboard. In addition, dust was asbestos commonly used to support the filtering of the wine.
The first country in the world to identify the carcinogenic potential of asbestos and compensation for injured workers in Nazi Germany in 1943, as pioneers, doctors, even for the first time in the world that have a direct link between the use of asbestos and cancer have shown .

0 ความคิดเห็น:

แสดงความคิดเห็น