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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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Titanium Titanium () is a chemical element with the symbol Ti and atomic number 22. It is a light, strong, lustrous, corrosion -resistant (including resistance to sea water and chlorine ) transition metal with a grayish color . Titanium can be alloy ed with other elements such as iron , alumin more

Enzyme kinetics

Enzyme kinetics from E. coli with its two substrates, dihydrofolate (right) and NADPH (left), bound in the active site. The protein is shown as a ribbon diagram , with alpha helices in red, beta sheets in yellow and loops in blue. Generated from 7DFR . Enzyme kinetics is the study of the chemic 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

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

Gas tungsten arc welding

Gas tungsten arc welding Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG) welding, is an arc welding process that uses a nonconsumable tungsten electrode to produce the weld . The weld area is protected from atmospheric contamination by a shielding gas (usually an inert more

Chemical elements