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Asbestos (/ æ s ˈ b ɛ s t ə s, æ z-,-t ɒ s / ass-BES-təs, az-, -toss) [1] is a naturally occurring, carcinogenic, fibrous silicate mineral.There are six types, all of which are composed of long and thin fibrous crystals, each fibre (particulate with length substantially greater than width) [2] being composed of many microscopic "fibrils" that can be released into the atmosphere by ...
The mineral asbestos is subject to a wide range of laws and regulations that relate to its production and use, including mining, manufacturing, use and disposal. [1][2][3] Injuries attributed to asbestos have resulted in both workers' compensation claims and injury litigation. [4][5] Health problems attributed to asbestos include asbestosis ...
Asbestos litigation is the longest, most expensive mass tort in U.S. history, involving more than 8,000 defendants and 700,000 claimants. [1] By the early 1990s, "more than half of the 25 largest asbestos manufacturers in the US, including Amatex, Carey-Canada, Celotex, Eagle-Picher, Forty-Eight Insulations, Manville Corporation, National Gypsum, Standard Insulation, Unarco, and UNR Industries ...
The US Environmental Protection Agency said Monday that it is taking a “historic” step by banning ongoing uses of asbestos, which has long been linked to multiple types of cancer.
Asbestos cement, genericized as fibro, fibrolite (short for "fibrous (or fibre) cement sheet"; but different from the natural mineral fibrolite), or AC sheet, is a composite building material consisting of cement and asbestos fibres pressed into thin rigid sheets and other shapes. Invented at the end of the 19th century, [1] the material was ...
In 1947, a company town was built and, during the 1950s, it was the Pilbara's largest town. The peak population, as recorded by the Australian census conducted on 30 June 1961, was 881 (601 males and 280 females). [7] During the 1950s and early 1960s, Wittenoom was Australia's only supplier of blue asbestos.
Asbestosis is long-term inflammation and scarring of the lungs due to asbestos fibers. [4] Symptoms may include shortness of breath, cough, wheezing, and chest tightness. [1] Complications may include lung cancer, mesothelioma, and pulmonary heart disease. [1][9] Asbestosis is caused by breathing in asbestos fibers.
Asbestos shingles are roof or wall shingles made with asbestos cement board. They often resemble slate shingles and were mass-produced during the 20th century as these were more resilient to weathering than traditional slate shingles for the reason that slate is very soft and prone to weathering. Due to health risks of asbestos products, the ...