a nonmetallic mineral fiber which is nonflammable. The fiber is woven into fabrics and used for theater curtains and industrial uses where flame-resistant materials are needed.
The following limit values shall be applied: (a) concentration of asbestos fibres other than crocidolite in the air at the place of work: 1,00 fibres per cm3 measured or calculated in relation to an eight-hour reference period ...
