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Louis Pasteur developed vaccines for many common disease which helped people live longer.
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Elias Howe invented the sewing machine, this meant that clothes can be made in large factories.
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Samuel Morse invented the telegraph which allowed messages to be sent quickly over a wire.
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Kids under 15 must attend school at least 3 months per year.
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In 1833 the factory act said that all kids have to get paid.
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Thomas Newcomen invents the first steam engine. This was one of the most important inventions.