5. Installations for the extraction of asbestos and for the processing and transformation of asbestos and products containing asbestos—U.K.
(a)for asbestos-cement products, with an annual production of more than 20,000 tonnes of finished products;
(b)for friction material, with an annual production of more than 50 tonnes of finished products; and
(c)for other uses of asbestos, utilisation of more than 200 tonnes per year.