Thomas Edison

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now, and I don�t think our world (our city or country) would be illuminated that much. Meaning, that light is extremely important to our world, because of the fact that the houses/apartments that we live in are all lighted with lights, we would have had to use matches. And our world would be so dark without light.

Now, let�s take a look at the negative side of this. So, before, the lightbulb invention was the most invention. But now, people tend to try to use it less. That is because lightbulbs are now starting to pollute the earth and environment. So, there are two sides to look at when you judge an invention. For, example a light, which is what I just explained. The light bulb is an extremely useful device, but it wastes electricity. People nowadays tend to overuse and take advantage of the fact that we have all this. And all the billions of people in the world, have to know that electricity and power doesn�t just appear right in front of you, in thin air. And electricity ...

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