Four New Jersey cities have begun testing new street lamps powered by light-emitting diodes. The new LED lamps are expected to reduce energy consumption significantly, have a longer life expectancy ...
SUMMARY: On April 9, 2012, the U.S. Department of Energy (DOE) published a notice of proposed rulemaking (NOPR) in which DOE proposed a test procedure for light-emitting diode (LED) lamps (hereafter ...
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