Wednesday, December 24, 2008

How Much Is Aquamarine Worth






















Undoubtedly one of the greatest inventors in history, with more than 1000 patents.
I will not write all his inventions, but if you comment on some curiosities.

really did not invent the electric light bulb, but if the improved and patented.
Did you know that the "E", the thread form bulbs, like "E12" and "E 24" is due to the first letter of Edison?

was ejected from school their academic performance, in reality the problem is that class had not heard, it was almost deaf.

was totally against the AC because its facilities are operating current.
To demonstrate the dangers of alternating current conducted several experiments among which are electrocuted an elephant. It caused panic as people started the wiring of your home!.
But even went further, invented the electric chair (alternating current), years after he apologized for it.














discovered the so-called "Edison effect," which consisted in passing electricity from a filament to a metal plate inside a globe of incandescent lamp. What served as the principle to the principle of valves and electronics.

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