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A horse - or a person - moves the seed drill, and the drill is able to position seeds and bury them in the ground.
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This steam engine used condensed steam to create a vacuum that could pump water out of mines.
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Thread was spun onto eight spindles, allowing the operator to spin eight threads at once.
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Utilitarianism is a philosophical theory that promotes actions that would benefit the majority instead of just the individual.
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This invention allowed for the manufacture of thread; it could spin fine or coarse thread, and it was able to work more than 1,000 threads at the same time.
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This process converted pig iron to wrought iron by heating and frequently stirring it in a furnace in the presence of different oxidizing substances.
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In this method, LeBlanc reacted salt with sulfuric acid, and he then added limestone and charcoal to the product in order to create calcium sulfide, carbon dioxide, and soda ash.
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This battery was a source of electric current; it allowed scientists to study electricity better than they had previously.
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The steamboat used steam engines to push its pistons; the steamboat was used to transport passengers from place to place.
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Combining tramways and steam engines, Stephenson created the first locomotive; it was first used to transport coal and other goods relatively quickly.
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With a needle by a vibrating arm, the sewing machine could fix/make clothes and blankets much faster than people could by hand.
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This cable allowed countries to communicate via telegraph more quickly than they were previously able to; it decreased communication time between North America and Europe from days to mere minutes.
