§ Sir Clive Bossomasked the Secretary of State for the Environment what advice he has received from the Road Research Laboratory concerning improvements of the arrangements to use salt on the roads during the winter months which might reduce the extent to which this causes corrosion of motor vehicles.
§ Mr. Eldon GriffithsNone. The Road Research Laboratory is currently examining the use of an anti-corrosive inhibitor to reduce the corrosive effect of rock salt commonly used as a de-icing agent on highways. The results of this investigation will be published.