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current | 19:13, 22 January 2010 | 860 × 587 (83 KB) | Wdwd | {{Information |Description=see below |Source=U.S. Department of Energy |Author=U.S. Department of Energy }} == Summary == Downlight sulfur lamps at Hill Air Force Base hanger. Photo from the U.S. Department of Energy. http://www.eere.doe.gov/buildings/ |
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