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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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History of saffron fresco from the excavation of Akrotiri on the Aegean island of Santorini . The history of saffron in human cultivation and use reaches back more than 3,000 years. and spans many cultures, continents, and civilizations. Saffron , a spice derived from the dried stigmas of t more

Raney nickel

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

Titanium

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

Nicotinamide adenine dinucleotide

Nicotinamide adenine dinucleotide Nicotinamide adenine dinucleotide, abbreviated NAD+, is a coenzyme found in all living cell s. The compound is a dinucleotide, since it consists of two nucleotide s joined through their phosphate groups: with one nucleotide containing an adenosine ring, and the more

Xenon

Xenon Xenon ( in the UK, in the US) is a chemical element that has the symbol Xe and atomic number 54. A colorless, heavy, odorless noble gas , xenon occurs in the earth's atmosphere in trace amounts. Although generally unreactive, xenon can undergo a few chemical reaction s such as the forma more

Chemical elements