§ Mr. CummingsTo ask the Secretary of State for Energy (1) if he will list year by year since 1980 the sources of petroleum coke burned in the United Kingdom;
(2) if he will list by year since 1980 his estimate of the tonnage of petroleum coke being burned in domestic appliances in the United Kingdom; and what is the level of sulphur content per tonne burnt.
§ Mr. MoynihanAll petroleum coke supplied to the metal refining industry is produced in the United Kingdom. All petroleum coke reaching the domestic market and used as an industrial fuel for refractory and cement manufacture is imported. Figures realting to the amount of imported petroleum coke used domestically and its sulphur content are not available.