Energy efficiency
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Look up energy or efficiency in Wiktionary, the free dictionary. |
Energy efficiency may refer to:
- Efficient energy use, the goal to reduce the amount of energy required to provide products and services
- Energy conversion efficiency, the ratio between the output and input of an energy conversion machine
- Energy conservation, efforts made to reduce energy consumption
See also
- Negawatt power, a theoretical unit of power representing an amount of energy saved
- Fuel efficiency
- Northwest Energy Efficiency Alliance
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