leaching activity

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• leaching — noun the process of leaching • Syn: ↑leach • Derivationally related forms: ↑leach (for: ↑leach) • Hypernyms: ↑natural process, ↑natural action, ↑ …   Useful english dictionary

• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium

• Raney nickel — (pronEng|ˈreɪniː ˈnɪkəl) 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 RaneyRaney, Murray (1927). [http://www.fischer… …   Wikipedia

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