(1) Save where the context otherwise requires, references in these Regulations to accidents shall be construed as references to prescribed diseases, references to the relevant accident shall be construed as references to the relevant disease and references to the date of the relevant accident shall be construed as references to the date of development of the relevant disease.

(2) In this Part -

"asbestos textiles" means yarn or cloth composed of asbestos or of asbestos mixed with any other material;

"coal mine" means any mine where one of the objects of the mining operation is the getting of coal (including bituminous coal, cannel coal, anthracite, lignite and brown coal);

"foundry" means those parts of industrial premises where the production of metal articles (other than pig iron or steel ingots) is carried on by casting (not being diecasting or other casting in metal moulds), together with any part of the same premises where any of the following processes are carried on incidentally to such production, namely, the drying and subsequent preparation of sand for moulding (including the reclamation of used moulding sand), the preparation of moulds and cores, knock-out operations and dressing or fettling operations;