LEDs: The Technology That Will Soon Replace The Light Bulb

In case you didn’t know it, Thomas Edison’s invention, in use for more than 100 years to illuminate virtually everything, is quickly heading for the exits. What will eventually take its place is the light-emitting diode (L.E.D.) bulb, made up of tiny light sources the size of a head of a pin that use a fraction of a regular light bulb’s electricity

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