Waste management — is the collection, transport, processing, recycling or disposal of waste materials. The term usually relates to materials produced by human activity, and is generally undertaken to reduce their effect on health, the environment or aesthetics.… … Wikipedia
waste — 01. One major pollution problem is that governments don t know what to do with the [waste] produced by nuclear power plants. 02. Dishwashers are very [wasteful] in terms of water and electricity. It s better to wash dishes by hand. 03. Don t… … Grammatical examples in English
Waste Management, Inc — Waste Management, Inc. Type Public Traded as NYSE: WM … Wikipedia
Waste-to-energy — (WtE) or energy from waste (EfW) refers to any waste treatment that creates energy in the form of electricity or heat from a waste source. Such technologies reduce or eliminate waste that otherwise would be transferred to a greenhouse gas… … Wikipedia
Waste — Waste, is an unwanted or undesired material or substance. It is also referred to as rubbish, trash, garbage, or junk depending upon the type of material and the regional terminology. In living organisms, waste relates to unwanted substances or… … Wikipedia
Gas to liquids — (GTL) is a refinery process to convert natural gas or other gaseous hydrocarbons into longer chain hydrocarbons such as gasoline or diesel fuel. Methane rich gases are converted into liquid synthetic fuels either via direct conversion or via… … Wikipedia
Gas turbine — Microturbine redirects here. For turbines in electricity, see Small wind turbine. For turbines driven by the flow of gas, see Turbine. A typical axial flow gas turbine turbojet, the J85, sectioned for display. Flow is left to right, multistage… … Wikipedia
Gas engine — This article is about engines that use gaseous fuel. For gasoline engines, see Petrol engine. For other uses, see Internal combustion engine. Model of an S type Hartop Gas Engine. A gas engine means an engine running on a gas, such as coal gas,… … Wikipedia
Waste management in Hong Kong — In the densely populated city of Hong Kong, waste is a troublesome issue. The city generates around 6.4 million tons of waste each year, and in eight years time, its existing landfills are expected to be full. The government has introduced waste… … Wikipedia
Gas flare — which results from the decomposition of materials in the dump.Recently, under the Kyoto Treaty, some developing countries garbage collecting companies have received carbon bonus for installing burning chimneys for the methane gas produced at… … Wikipedia
Waste energy — Municipal solid waste, landfill gas, methane, digester gas, liquid acetonitrile waste, tall oil, waste alcohol, medical waste, paper pellets, sludge waste, solid byproducts, tires, agricultural byproducts, closed loop biomass, fish oil, and… … Energy terms