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Before we had no electricity then in 1882 we got gas and electricity. Electricians had barely anything to worry about. It wasn't that advanced.
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Electricity is always advancing and getting better. After it was invented it stated having electric wiring in buildings and outlets. Electricity started getting a lot more complicated in the 1900s.
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Now days we have several different electricity sources. We have heat and ac, light, ways to make food, and several other things. Electricity is advancing as time passes.
