HC Deb 21 February 1990 vol 167 c767W
Mr. Norris

To ask the Secretary of State for the Environment by how much the level of airborne lead has changed since 1985.

Mr. Heathcoat-Amory

The report by the Warren Spring laboratory on airborne lead concentrations in the United Kingdom 1984–88 shows a decrease from 408 nanogrammes of lead per cubic metre of air (ng/m) in 1985 to 190 ng/m in 1988—a decrease of 53 per cent.

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