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Inventions Shape communities

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Dawn Kelly

on 27 February 2013

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Transcript of Inventions Shape communities

Chapter 5 Inventions that Shape
Communities polio vaccine Jonas Salk preserved blood Charles Drew light indoors Thomas Edison invented the telephone Alexander Graham Bell pasteurization Louis Pasteur elevator brake Elisha Otis saved lives,
virtually eliminated
polio saves lives buildings safer made communication over long distances faster and easier American Red Cross light in the dark for reading, driving, ANYTHING! EMERGENCY GERMS saved lives keeps food safe to eat safety bigger building skyscrapers Henry Bessemer iron into steel cheap Andrew Carnegie produced large amounts of steel quickly cheaply skyscrapers William LeBaron Jenny First Skyscraper Home Insurance Building, 1885 Jane Addams Hull House provide education daycare job placement housing doctor
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