Discovery Channel 100 Greatest Discoveries 3/9 Chemistry

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Joesph Priestley initiated the study of chemistry in 1770 with the discovery of oxygen. From there, witness the development of plastics and a familiar table that has confounded high school.

Discovery Channel - 100 Greatest Discoveries 1/9 Astronomy Documentary 2017 Copernicus first theorized that the Sun was the center of our solar system, but it took the work of Johannes Kepler.
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