Asbestos: Perbedaan antara revisi
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Baris 18:
*[http://www.tuc.org.uk/h_and_s/index.cfm?mins=262 Health and Safety - Asbestosis (TUC Resources, UK)]
*[http://www.mccord-museum.qc.ca/en/keys/webtours/VQ_P3_11_EN.html White Gold Pioneers: Asbestos Mining] — The origins of asbestos mining, illustrated with many early photographs
*[http://www.asbestosdoc.com About asbestos]
*[http://www.asbestos-cancer.sk/ Asbestos & Cancer problems]
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