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Friday, March 3, 2017

Paraoccupational secondary exposure

Paraoccupational secondary exposure[edit]

Family members and others living with asbestos workers have an increased risk of developing mesothelioma, and possibly other asbestos-related diseases.[5][41][42]This risk may be the result of exposure to asbestos dust brought home on the clothing and hair of asbestos workers via washing a worker's clothes or coming into contact with asbestos-contaminated work clothing.[7][24] To reduce the chance of exposing family members to asbestos fibres, asbestos workers are usually required to shower and change their clothing before leaving the workplace.[citation needed]

Asbestos in buildings[edit]

Many building materials used in both public and domestic premises prior to the banning of asbestos may contain asbestos. Those performing renovation works or DIY activities may expose themselves to asbestos dust. In the UK, use of Chrysotile asbestos was banned at the end of 1999. Brown and blue asbestos were banned in the UK around 1985. Buildings built or renovated prior to these dates may contain asbestos materials.[citation needed]

Genetic disposition[edit]

In a recent research carried on white American population in 2012, it was found that people with a germline mutation in their BAP1 gene are at higher risk of developing mesothelioma and uveal melanoma.[43]

Erionite[edit]

Erionite is a zeolite mineral with similar properties to asbestos and is known to cause mesothelioma.[5] Detailed epidemiological investigation has shown that erionite causes mesothelioma mostly in families with a genetic predisposition.[7][35][36] Erionite is found in deposits in the Western United States, where it is used in gravel for road surfacing, and in Turkey, where it is used to construct homes. In Turkey, the United States, and Mexico, erionite has been associated with mesothelioma and has thus been designated a "known human carcinogen" by the US National Toxicology Program.[36]

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