Longman Dictionary of Contemporary English homepage

Topic: ENVIRONMENT AND WASTE

catalytic converter

 noun
     
catalytic converter [countable]
SGET a piece of equipment fitted to a car's exhaust system that reduces the amount of poisonous gases the engine sends out
Definition of catalytic converter from the Longman Dictionary of Contemporary English within
the topic ENVIRONMENT AND WASTE

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acid rain bottle bank catalytic converter clean-up conservancy conservation conservation area conservationist conserve contaminant contaminate eco- eco-friendly ecological ecologist ecology ecosystem effluent environment environmental environmentalist environmentally friendly global warming green greenhouse effect greenhouse gas green revolution habitat national park noise pollution ozone ozone-friendly particulates poison pollute radioactive waste radioactivity recyclable recycle recycling reforestation sewage sewage works smog sulphur dioxide tip toxic waste waste waste disposal waste product

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