The Environmental Protection (Prescribed Processes and Substances) (Amendment) Regulations 1992
These Regulations make further minor amendments to the Environmental Protection (Prescribed Processes and Substances) Regulations 1991 (S.I. 1991/472) (“the 1991 Regulations”) which were amended by S.I. 1991/836. The main amendments relate to—the operation of engines designed to propel an aircraft, hovercraft, mechanically propelled road vehicle, railway locomotive or ship or other vessel;processes carried on at an installation in respect of which a nuclear site licence under section 1 of the Nuclear Installations Act 1965 is in force;the heat treatment of waste oil or waste emulsions containing oil in order to recover the oil;burning any fuel in two or more boilers or furnaces (or turbines or compression ignition engines) which each have a net rated thermal input of 3 megawatts or more and which have an aggregate net rated thermal input of 50 megawatts or more;combustion appliances with a net rated thermal input of less than 3 megawatts but not less than 0.4 megawatts which are located with other similar appliances;processes for producing, melting or recovering by chemical means or by the use of heat, lead or manganese or certain alloys of those metals;incinerators designed to incinerate waste at a rate of not more than 50 kilogrammes per hour;burning gas produced by the biological degradation of waste, for example, from landfill sites.