chemical additive

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• Chemical biology — is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems.… …   Wikipedia

• chemical — /ˈkɛmɪkəl / (say kemikuhl) noun 1. a substance produced by or used in a chemical process. 2. such a substance which is artificially created for any of various uses. –adjective 3. of or concerned with the science or the operations or processes of… …  

• Chemical-mechanical planarization — Chemical Mechanical Polishing/Planarization is a process of smoothing surfaces with the combination of chemical and mechanical forces. It can be thought of as a hybrid of chemical etching and free abrasive polishing. Contents 1 Description 2… …   Wikipedia

• additive-free — additive freeˈ adjective Of food, containing no chemical additives • • • Main Entry: ↑add …   Useful english dictionary

• Chemical nomenclature — A chemical nomenclature is a set of rules to generate systematic names for chemical compounds. The nomenclature used most frequently worldwide is the one created and developed by the International Union of Pure and Applied Chemistry (IUPAC). The… …   Wikipedia

• chemical industry — Introduction       complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives.       Although the chemical industry may be described simply as the industry that uses chemistry and… …   Universalium

• additive — additively, adv. /ad i tiv/, n. 1. something that is added, as one substance to another, to alter or improve the general quality or to counteract undesirable properties: an additive that thins paint. 2. Nutrition. a. Also called food additive. a… …   Universalium

• additive — {{11}}additive (adj.) 1690s, tending to be added, from L. additivus added, annexed, from pp. stem of addere (see ADDITION (Cf. addition)). {{12}}additive (n.) something that is added to a chemical solution or food product, 1945, from ADDITIVE (Cf …   Etymology dictionary

• additive — any chemical added to fish for stability during storage, prevention of bacterial growth and toxin production, for colour and appearance to consumers, retention of moisture, prevention of off flavours, etc. Additives include salt and ascorbic acid …   Dictionary of ichthyology

• additive — noun (C) a substance, especially a chemical, that is added to something such as food, to preserve it, give it colour, improve it etc: Foods sold under this label are guaranteed free from additives. | lead additives in petrol …   Longman dictionary of contemporary English

• additive — [ˈædətɪv] noun [C] a chemical substance that is added to food to make it last longer or look or taste better …   Dictionary for writing and speaking English