Thomas Edison is not too bright compared to all

Thomas Edison is not too bright compared to all

We all know that the light bulb was created by Thomas Edison in 1879, right?

So what if I tell you that he did not invent it, the light bulb actually went back to 1806.

A British called Humphrey Davy performed a power lamp for the Royal Association that year.

This light creates a dazzling spark between the two coal bars.

The light is similar to a tight welding torch, too bright will be used in the house and businesses.

The device also needs a high power source, exhausted the battery extremely quickly.

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