RIL making polyster fibre as short cut for asbestos ...
"Chrysotile asbestos fibre, (composed mainly of magnesium and silica), is a great reinforcing agent. While its tensile strength is greater than steel, it has other rare and highly valued fireretardant, chemicalresistant and heatinsulating qualities," says the Asbestos Cement Products Manufacturers' Association, New Delhi, on its website.