§ Mr. Edward DaveyTo ask the Secretary of State for the Environment, Transport and the Regions what research his Department has(a) commissioned and (b) evaluated into (i) non-lead fuel lubricants and (ii) XPCL in respect of their effect on fuel consumption; and if he will make a statement. [5975]
§ Ms Glenda JacksonNone. Investigation and evaluation of the performance of proprietary fuel additives and non-lead lubricants such as XPCL is not undertaken by the Department.