asked the Minister for Local Government if his Department have given any consideration to the use of magnesium carbonate as a coagulant for the purification of drinking waters in order to provide better quality drinking water and easier handling of sludge, in view of the recycling advantages involved.
Ceisteanna—Questions. Oral Answers. - Drinking Water Purification.
23.
Magnesium carbonate has not been used as a coagulant in water treatment in this country nor is my Department aware that the merits claimed for it in the Deputy's questions have been clearly established elsewhere.