§ Sir John Langford-Holtasked the Secretary of State for the Environment what consideration has been given by his Directorate of Water to the savings of water and prevention of pollution which can be achieved with the use by industry of new techniques of sealed recirculatory cooling.
§ Mr. Denis HowellI have nothing to add to the answers I gave to the hon. Member on Monday 18th. Thursday 21st and Monday 25th March 1974.—[Vol. 870, c.29 and 145, Vol. 871; c. 24.]