Prohibitions on certain substances

The Regulations impose prohibitions on certain substances. The relevant prohibitions for the University are:

(a) the use or production for any purpose of 2-naphthylamine; benzidine; 4-aminodiphenyl; 4-nitrodiphenyl, their salts; and any substance containing any of these compounds, in a total concentration ³0.1% by mass.

(b) the use of sand or other substance containing free silica as an abrasive for blasting articles in any blasting apparatus.