§ Mr. OnslowTo ask the Secretary of State for the Environment what steps he is taking to monitor sulphur emissions caused by the burning of orimulsion at Ince and Richborough power stations; and with what results.
§ Mr. Maclean[holding answer 30 June 1992]: Such releases of sulphur to the atmosphere are calculated from the sulphur content of the fuel. Her Majesty's inspectorate of pollution is satisfied that resulting emissions comply with the limits specified.