What do you know about LED bulbs? The invention of LED bulbs came as a great help for home owners as they do not only last longer, but they do not emit UV lights when they are turned on. The quiz below is perfect for seeing if you know the story of creation of this bulb and how it compares to those that came after it!
Light Energy Development.
Life Expectancy Depletion.
Light Emitting Diode.
Live Every Day.
True
False
True
False
True
False
True
False
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