Man made mineral fibres is a term used to describe synthetic fibrous materials including glass fibres, mineral wool fibres and ceramic fibres. It’s cheap, and used in construction, pipe insulation, fireproof textiles such as draperies and emergency protective clothing, and fibre optics. Fibres are released each time products made of, or containing, man-made mineral fibres are handled. Learn how these products enter the body and the acute and chronic effects they have on us; how they can be controlled, and how they can be eliminated.