Clean Air, Volume 1, Issue 1 - Volume 5, Issue 20National Society for Clean Air, 1971 - Air |
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acid air pollution Air Pollution Control Alkali Inspectorate appliances authorities boiler Brighton burner burning carbon monoxide cars cent Chairman chemical chimney Clean Air Act coal combustion concentrations Conference CONTROL ORDERS CONFIRMED cost Council disposal dust economic efficiency effluent electric emissions engines environment environmental equipment exhaust filter fire flue fume furnace gas cleaning gases Greater London heating hydrocarbons incinerator increase industry installed lead Lodge-Cottrell measured ment metal Midlands million National Coal Board National Society natural gas nitrogen nitrogen oxides North operation oxides paper particles plant present problems production programme Public Health Inspectors Reader Enquiry Service reduce refuse region Road Rolfite sludge smoke control areas SMOKE CONTROL ORDERS smokeless fuel Society for Clean solid fuel Solid Smokeless Fuels standards steel Street sulphur dioxide Teesside temperature tion tons United vehicles waste West West Midlands