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LED bulb efficiency expected to continue improving as cost declines - Today in Energy - U.S. Energy Information Administration (EIA)
![Sieversdorf, Germany. 21st Aug, 2018. ILLUSTRATION - A halogen lamp with energy efficiency class D lies in front of its packaging. Credit: Patrick Pleul/dpa-Zentralbild/ZB/dpa/Alamy Live News Stock Photo - Alamy Sieversdorf, Germany. 21st Aug, 2018. ILLUSTRATION - A halogen lamp with energy efficiency class D lies in front of its packaging. Credit: Patrick Pleul/dpa-Zentralbild/ZB/dpa/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/PFNT8Y/sieversdorf-germany-21st-aug-2018-illustration-a-halogen-lamp-with-energy-efficiency-class-d-lies-in-front-of-its-packaging-credit-patrick-pleuldpa-zentralbildzbdpaalamy-live-news-PFNT8Y.jpg)
Sieversdorf, Germany. 21st Aug, 2018. ILLUSTRATION - A halogen lamp with energy efficiency class D lies in front of its packaging. Credit: Patrick Pleul/dpa-Zentralbild/ZB/dpa/Alamy Live News Stock Photo - Alamy
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