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OpenStudy (anonymous):
The table shows some important inventions from the last 200 years. From the data in the table, what can be inferred? Inventor Nationality Invention Date Alessandro Volta Italian First chemical battery 1800 Humphry Davy British First electric light 1809 Gertrude Elion American Leukemia-fighting drug Purinethol 1953 Barthélemy Thimonnier French First sewing machine 1829 Frederick M. Jones African-American Refrigeration for long-haul trucks 1949
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OpenStudy (anonymous):
a Inventors from all cultures are important. bOnly females can be inventors. c People never share their inventions with others. d Technology cannot be advanced further.
OpenStudy (anonymous):
A
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