The Marketing and Use of Dangerous Substances Regulations (Northern Ireland) 1999

Exceptions to the prohibition

4.  Hexachloroethane may be used in the manufacturing or processing of non-ferrous metals–

(a) for research and development or analysis purposes;

(b) in non-integrated aluminium foundries producing specialised castings for applications requiring high quality and high safety standards and where consumption is less than 1.5 kilogrammes of hexachloroethane per day on average; and

(c) for grain refining in the production of the magnesium alloys AZ81, AZ91 and AZ92.