<Li> Drilling fluid additives </Li> <P> In the European Union and Australia it has recently been banned as a potential health hazard and is not used at all . Japan is moving in the same direction, but at a slower pace . </P> <P> Amphiboles including amosite (brown asbestos) and crocidolite (blue asbestos) were formerly used in many products until the early 1980s . Tremolite asbestos constituted a contaminant of many if not all naturally occurring chrysotile deposits . The use of all types of asbestos in the amphibole group was banned in much of the Western world by the mid-1980s, and in Japan by 1995 . Some products that included amphibole types of asbestos included the following: </P> <Ul> <Li> Low density insulating board (often referred to as AIB or asbestos insulating board) and ceiling tiles; </Li> <Li> Asbestos - cement pipe (made until the early 1990s by at least one manufacturer); </Li> <Li> Asbestos - cement sheets and pipes for construction, casing for water and electrical / telecommunication services; </Li> <Li> Thermal and chemical insulation (e.g., fire rated doors, limpet spray, lagging and gaskets). </Li> </Ul>

The types of asbestos known as 'blue' and 'brown' asbestos were banned in the uk in what year