traffic light it is a source of light or not
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Answered by
2
Answer:
not that is a ...............................
Explanation:
Answered by
1
Answer:
LEDs are very good alternative compared to incandescent lamps in case of energy efficient and long service life. Using LED in traffic signals may help to provide five times energy savings according to conventional systems. Using LEDs in traffic signals accepted as the Best Available Technology (BAT).
Explanation:
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