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The following are global and local non-profit organizations relating to efforts to ban asbestos use and promote knowledge and understanding of asbestos disease in the community. These are generally community-based groups organized by former asbestos workers, persons with asbestos injuries or surviving family members of injured asbestos workers.
Asbestos cement competed with aluminum alloy, available in large quantities after WWII, and the reemergence of wood clapboard and vinyl siding in the mid to late 20th century. Asbestos cement is usually formed into flat or corrugated sheets or into pipes, but can be molded into any shape that can be formed using wet cement.
For example, a popcorn ceiling is extremely friable, whereas asbestos floor tile is considered non-friable. [citation needed] Friable materials, such as popcorn ceiling tiles, have a lifespan between 20–40 years plus; whereas non-friable materials, such as asbestos roofing tiles, have a lifespan of 50–100 years and beyond.
Asbestos shingles. Very long lifespan, fireproof, and low cost but now rarely used because of health concerns. [5] Stone slab. Heavy stone slabs (not to be confused with slate) 1–2 inches thick were formerly used as roofing tiles in some regions in England, the Alps, and Scandinavia. Stone slabs require a very heavyweight roof structure, but ...
Malthoid was once common enough to be used as a generic description of flat roofing material in New Zealand and South Africa (item 26). A description of a New Zealand house built about 1914 says it was, "built of timber framework. covered by sheets of asbestos. The roof was closely timbered, then covered by strips of Malthoid paper.
USG once again declared bankruptcy on June 25, 2001, under Chapter 11 to manage the growing asbestos litigation costs. USG was the eighth company in an 18-month period that was forced to utilize Chapter 11 to resolve asbestos claims. In the prior two decades, 27 companies filed for protection under Chapter 11 because of asbestos litigation.
Regulations to ban asbestos in South Africa occurred in March 2008 under the leadership of Environmental Affairs and Tourism Minister Marthinus van Schalkwyk. The first draft regulations were announced in November 2005 for public comment and again in September 2007.
The use of asbestos, a proven carcinogen, to manufacture transite was phased out in the 1980s. It was replaced by crystalline silica, which the International Agency for Research on Cancer has classified as being carcinogenic to humans (Class 1). [2] Crystalline silica is also known to cause silicosis, a non-cancerous lung disease. [3]