§ Mr. Dalyellasked the Secretary of State for the Environment what discussion he is having with industry on the use of hard-core detergents which contribute to the foam nuisance and build-up of hard materials in rivers.
§ Mr. Eldon GriffithsGood progress is being made in discussions being conducted both by my Department and the Department of Trade and Industry; but there are complex problems concerned with international trade which need further examination.