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Chemistry
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-- See Also the narrower term Acids
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-- See Also the narrower term Alchemy
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-- See Also the narrower term Assaying
--subdivision Assaying under individual metals and types of metals, e.g. Copper--Assaying; Precious metals--Assaying
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-- See Also the narrower term Biochemistry
--subdivision Composition under individual animals and groups of animals, e.g. Fishes--Composition; Cattle--Composition
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Changes in the amounts of various chemicals (neurotransmitters, receptors, enzymes, and other metabolites) specific to the area of the central nervous system contained within the head. These are monitored over time, during sensory stimulation, or under different disease states
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-- See Also the narrower term Chemicals
--groups of chemicals, e.g. Acids; Alkalies; Explosives; Nitrogen compounds; and individual chemical substances, e.g. Antimony; Barium; Cupric chloride; Phenol
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--groups and classes of inorganic compounds and individual inorganic substances
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Here are entered general works on organic chemistry. Works on special groups of carbon compounds and their reactions are entered under Carbon compounds --groups and classes of organic compounds and individual organic substances
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--subdivision Industrial applications under individual chemicals, groups of chemicals, and chemical phenomena, e.g. Copper--Industrial applications
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-- See Also the narrower term Color
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Here are entered works on the chemical changes in the environment that occur naturally or that are due to pollutants. Works on developing and using chemical technology in a way that limits adverse effects on the natural environment are entered under Green chemistry
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-- See Also the narrower term Fire
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The study of the composition, chemical structures, and chemical reactions of the NERVOUS SYSTEM or its components
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-- See Also the narrower term Pharmacy
--headings beginning with the word Pharmaceutical
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Here are entered works on chemical processes employed in photography. Works on the chemical action and influence of light are entered under the heading Photochemistry
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-- See Also the narrower term Salts
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