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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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Raney nickel Raney nickel () is a solid catalyst composed of fine grains of a nickel -aluminium alloy , used in many industrial processes. It was developed in 1926 by American engineer Murray Raney Raney, Murray (1927). "Method of producing Finely Divided Nickel ". US Patent 1628190, issued 19 more

Chemical warfare

Chemical warfare Chemical warfare involves using the toxic properties of chemical substance s to kill, injure or incapacitate an enemy . Chemical warfare is different from the use of conventional weapon s or nuclear weapon s because the destructive effects of chemical weapons are not primarily du more

Speed of light

Speed of light :"Lightspeed" redirects here. For other uses, see Lightspeed (disambiguation) . :For other uses of "speed of light", see speed of light (disambiguation) The speed of light in a vacuum is an important physical constant denoted by the letter c for constant or the Latin word celerit 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

Cochineal

Cochineal Cochineal is the name of both crimson or carmine dye and the cochineal insect (Dactylopius coccus), a scale insect in the suborder Sternorrhyncha , from which the dye is derived. There are other species in the genus Dactylopius which can be used to produce cochineal extract, but t more

Chemical elements