electrolyte pot
21Refining (metallurgy) — Refining (as in non metallurgical uses) consists of purifying an impure material, in this case a metal. It is to be distinguished from other processes such as smelting and calcining in that those two involve a chemical change to the raw material …
22analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
23Extraction Du Zinc — La métallurgie extractive du zinc est l’ensemble des opérations permettant la fabrication de zinc métallique à partir du minerai, ou plus rarement à partir de déchets métallurgiques, d aciéries notamment. Le minerai (généralement la blende) est… …
24Extraction du zinc — La métallurgie extractive du zinc est l’ensemble des opérations permettant la fabrication de zinc métallique à partir du minerai, ou plus rarement à partir de déchets métallurgiques, d aciéries notamment. Le minerai (généralement la blende) est… …
25Métallurgie extractive du zinc — Extraction du zinc La métallurgie extractive du zinc est l’ensemble des opérations permettant la fabrication de zinc métallique à partir du minerai, ou plus rarement à partir de déchets métallurgiques, d aciéries notamment. Le minerai… …
26Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
27nutrition, human — Introduction process by which substances in food are transformed into body tissues and provide energy for the full range of physical and mental activities that make up human life. The study of human nutrition is interdisciplinary in… …
28Food — For other uses, see Food (disambiguation). Part of a series on …
29Coconut — For other uses, see Coconut (disambiguation). Coconut Palm Cocos nucifera Coconut Palm (Cocos nucifera) Scientific classification Kingdom …
30Potassium — (pronEng|pəˈtæsiəm) is a chemical element. It has the symbol K ( la. kalium, from ar. qalīy), atomic number 19, and atomic mass 39.0983. The name potassium comes from the word potash , as potassium was first isolated from potash. Potassium is a… …
