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chemeurope.com's Encyclopedia of Chemistry provides articles for 64,557 entries from chemistry, pharmaceutics and material sciences as well as related scientific disciplines.

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Joseph Priestley (1794) Joseph Priestley (13 March 1733 (old style ) – February 6 , 1804 ) was an 18th-century British theologian , Dissenting clergyman , natural philosopher , educator, and political theorist who published over 150 works. He is usually credited with the discovery of oxygen more

Isaac Newton

Isaac Newton Sir Isaac Newton FRS () (4 January 1643 – 31 March 1727 ) [ OS : 25 December 1642 – 20 March 1727 ] was an English physicist , mathematician , astronomer , natural philosopher , and alchemist . His treatise Philosophiæ Naturalis Principia Mathematica , published in 1687, des more

Saffron

Saffron Saffron () is a spice derived from the flower of the saffron crocus (Crocus sativus), a species of crocus in the family Iridaceae . The flower has three stigma s, which are the distal ends of the plant's carpel s. Together with its style, the stalk connecting the stigmas to the rest of more

Photon

Photon In physics , the photon is the elementary particle responsible for electromagnetic phenomena. It is the carrier of electromagnetic radiation of all wavelength s, including gamma ray s, X-ray s, ultraviolet light , visible light , infrared light , microwave s, and radio waves . The ph more

Enzyme inhibitor

Enzyme inhibitor protease in a complex with the protease inhibitor ritonavir . The structure of the protease is shown by the red, blue and yellow ribbons. The inhibitor is shown as the smaller ball-and-stick structure near the centre. Created from PDB 1HXW . Enzyme inhibitors are molecule s that more

Chemical elements