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Monday, July 11, 2011

Health risks from asbestos exposure

Asbestos is a group of minerals that can be separated into long, thin fibers. These fibers can be are very strong and woven, or spun. Asbestos is due to its durability and the ability to resist in many industrial products heat uses. In fact, asbestos is a naturally occurring mineral that is found on every continent of the world. Although most people believe that asbestos in the United States has been banned, it is not true. There are two main types of asbestos, amphibole and chrysotile.
Amphibole asbestos turned out in the lungs that stay longer. Can be found in places such as mines and mills in the form of tremolite. Tremolite asbestos can air those put that lives in nearby mills and mines are a higher risk for the development of asbestos of related diseases. Amphibole asbestos is also used in building materials and insulation. Asbestos in insulation used and only a risk provides building materials when it is disturbed, which the fibres in the air are released.
Chrysotile is the most common form of asbestos and the type was detected, after reducing the World Trade Center on September 11. Studies have shown that it was released in significant quantities, which would lead to health problems. Chrysotile is used in the manufacture of chrysotile-cement, which is used to make pipes and shingles.
Special methods such as microscopy, electron microscopy and energy dispersive X-ray analysis are necessary such as light, measure the amount of asbestos in the air. The typical asbestos in the air is 0.00001-0.0001 fibers per millilitre. Levels higher than this are known to health problems cause in humans.
Asbestos fibres, which give the lungs stay for a long time due to its toughness and can cause serious health problems. Inhaled asbestos fiber can not be removed from the lungs. The risk of lung cancer, mesothelioma, and Adviser of lung and pleural disorders, including asbestosis, pleural plaques, pleural thickening and Pleural effusions performance boost, exposure to asbestos.
The longer it is asbestos, the greater the risk of developing at least one of these conditions is exposed to. Most cases of asbestos-related health problems develop as much as 30 years after exposure not at least 15 years after the first exposure but developed. The connection between stomach intestine colorectal also investigated tumors in workers who are exposed to asbestos and seems to increase their risk.

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