wasted refrigeration
1HVAC — may also stand for High voltage alternating current. See also: Glossary of HVAC HVAC systems use ventilation air ducts installed throughout a building that supply conditioned air to a room through rectangular or round outlet vents, called… …
2Air conditioner — For general aspects of air conditioning, see Air conditioning. A typical home air conditioning unit. An air conditioner (often referred to as AC) is a home appliance, system, or mechanism designed to dehumidify and extract heat from an area. The… …
3Unit Load Device — A unit load device, or ULD, is a pallet or container used to load luggage, freight, and mail on wide body aircraft and specific narrow body aircraft. It allows a large quantity of cargo to be bundled into a large unit. Since this leads to fewer… …
4Absorption refrigerator — The absorption refrigerator is a refrigerator that utilizes a heat source (e.g., solar, kerosene fueled flame) to provide the energy needed to drive the cooling system rather than being dependent on electricity to run a compressor. These… …
5Thermostat — This article is about the temperature regulating device. For the French cooking oven temperature scale, see Gas Mark#Other cooking temperature scales. Honeywell s iconic The Round model T87 thermostat, one of which is in the Smithsonian …
6Hoover Dam — Infobox Dam dam name= Hoover Dam caption= Hoover Dam from the air official name= Hoover Dam crosses= Colorado River reservoir= Lake Mead locale=Nevada Arizona USA maint= U.S. Bureau of Reclamation length= 1244 ft (379 m) height= 726.4 ft (221 m)… …
7Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr …
8Shelf life — This pack of diced pork says display until 7 May and use by 8 May …
9Schrader valve — The Schrader valve, invented by August Schrader in the 1890s, consists of a valve stem into which a valve core is threaded, and is used on virtually all automobile tires and wider rimmed bicycle tires. The valve core is a poppet valve assisted by …
10Low-carbon economy — Part of a series on Green economics Concepts …
