contamination pollution | the act of contaminating or polluting, including (either intentionally or accidentally) unwanted substances or factors |
exhaust exhaust system | system consisting of the parts of an engine through which burned gases or steam are discharged |
exhaust fan | a fan that moves air out of an enclosure |
exhaust manifold | a manifold that receives exhaust gases from the cylinders and conducts them to the exhaust pipe |
exhaust pipe | a pipe through which burned gases travel from the exhaust manifold to the muffler |
exhaust valve | a valve through which burned gases from a cylinder escape into the exhaust manifold |
hood exhaust hood | metal covering leading to a vent that exhausts smoke or fumes |
befoulment defilement pollution | the state of being polluted |
pollution | undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities |
biodegradable pollution | pollution that is rendered harmless by natural processes and so causes no permanent harm |
nonbiodegradable pollution | pollution that accumulates in the environment and may appear in the food chain |
air pollution | pollution of the atmosphere, air pollution reduced the visibility |
industrial air pollution | pollution resulting from an industrial plant discharging pollutants into the atmosphere |
small-particle pollution | air pollution caused by fine particles of soot (as from power plants or diesel engines) |
noise pollution sound pollution | annoying and potentially harmful environmental noise |
thermal pollution | harm to lakes and rivers resulting from the release of excessive waste heat into them |
water pollution | pollution of the water in rivers and lakes |
exhaust exhaust fumes fumes | gases ejected from an engine as waste products |
exhaust wash up beat tucker tucker out | wear out completely, This kind of work exhausts me, I'm beat, He was all washed up after the exam |
exhaust discharge expel eject release | eliminate (a substance), combustion products are exhausted in the engine, the plant releases a gas |
exhaust | use up the whole supply of, We have exhausted the food supplies |
consume eat up use up eat d deplete exhaust run through wipe out | use up (resources or materials), this car consumes a lot of gas, We exhausted our savings, They run through bottles of wine a week |
run down exhaust play out sap tire | deplete, exhaust one's savings, We quickly played out our strength |