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OpenStudy (anonymous):
The Italian physicist Alessandro Volta invented the first chemical battery in 1800. Which other inventor made a contribution that led to a safer and healthier way for people to work and play in dark indoor and outdoor spaces? 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):
aGertrude Elion b Frederick M. Jones c Humphry Davy d Barthélemy Thimonnier
OpenStudy (anonymous):
@TheSmartOne
OpenStudy (anonymous):
@youngnephew34
OpenStudy (anonymous):
@YoungElk
OpenStudy (anonymous):
a Gertrude Elion
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OpenStudy (anonymous):
it was c
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