Asbestos 3.2.1.1 Production 3.2.1.2 Mining and milling 3.2.1.3 Uses 3.2.2. Branch, Environmental Health Centre, Tunney's Pasture, Ottawa, Ontario, Canada Chrysotile, which accounts for more than 95% of the world asbestos trade, in the environment because of its extensive industrial use and the dissemination of Nearly 3/4 of the world's supply comes from Quebec, Canada. Used to insulate the boilers of steam locomotives in the 1930's, asbestos was not in widespread use until the 1940's. Asbestos has qualities that set it apart from any other material. Obvious to those who worked in the mines or produced asbestos products. The European Union has banned all use of asbestos as well as the extraction, There is some evidence that asbestos cloths and shrouds existed in Persia and China. Even more asbestos use and the production rose from that time. Used asbestos worldwide and it is the only currently mined asbestos. Between 1900 and 2000, mines in Qu