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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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Antioxidant glutathione . The yellow sphere is the redox-active sulfur atom that provides antioxidant activity, while the red, blue, white, and dark grey spheres represent oxygen, nitrogen, hydrogen, and carbon atoms, respectively. An antioxidant is a molecule capable of slowing or preventing th more

Acetic acid

Acetic acid Acetic acid, also known as ethanoic acid, is an organic chemical compound best recognized for giving vinegar its sour taste and pungent smell. Its structural formula is represented as CH3COOH. Pure, water -free acetic acid (glacial acetic acid) is a colourless liquid that attracts more

Slate industry in Wales

Slate industry in Wales , Wales, about 1910. The slate industry in Wales began during the Roman period when slate was used to roof the fort at Segontium , now Caernarfon . The slate industry grew slowly until the early 18th century, then expanded rapidly until the late 19th century, at which t more

Proteasome

Proteasome Proteasomes are large protein complex es inside all eukaryote s and archaea , as well as in some bacteria . In eukaryotes, they are located in the nucleus and the cytoplasm .Peters JM, Franke WW, Kleinschmidt JA. (1994) Distinct 19S and 20S subcomplexes of the 26S proteasome and their more

Diamond

Diamond Diamond is an allotrope of carbon . It is the hardest known natural material and the third-hardest known material after aggregated diamond nanorods and ultrahard fullerite . Its hardness and high dispersion of light make it useful for industrial applications and jewelry . Diamon more

Chemical elements