Look for silica and you’ll find it almost everywhere. It’s in rocks, sand, clays and gravel. Not surprisingly, it is a major component of many construction materials, including bricks, tiles, concrete and mortar.
But the substance is increasingly being seen as the new asbestos, due to the threat it poses to workers in many sectors, including mining, ceramics, foundry work, quarrying and construction. Read more: theconstructionindex.co.uk