New PDF release: Dictionary of environmental science and technology

By Andrew Porteous

ISBN-10: 0470061944

ISBN-13: 9780470061947

ISBN-10: 0470061952

ISBN-13: 9780470061954

This fabulous and highly-acclaimed dictionary contains over 4000 in-depth entries on clinical and technical terminology linked to environmental defense and source administration. additionally, it comprises quite a few illustrations, a variety of foreign case reports and vast cross-references to steer the reader. the hot version can be an immense replace with 30% new fabric, extra illustrations and a enormously multiplied checklist of appropriate internet assets

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Extra info for Dictionary of environmental science and technology

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Application 3. Whey treatment (Hamworthy Engineering Report, Whey Processing for Profit, Poole, Dorset, 1987). WHEY is notoriously difficult to treat as 1 m3 is equivalent in BOD to sewage effluent from 600 people. A typical comparison of before and after treatment is shown in the following table. 3 A waste of this strength would be highly uneconomic to treat by conventional aerobic means due to the high power requirement for aeration. Hence anaerobic treatment can be chosen. The individual components of whey, lactose, PROTEIN and fat are broken down by the digestion process to form BIOGAS.

Used as a SOLVENT, FUEL additive and in dyeing and staining. Amino acid. Essential component of PROTEINS, consisting of amino (–NH2) and acidic carboxyl (–COOH) groups. There are some 20 different amino acids normally present in proteins and a balanced diet must consist of the right intakes of these acids. There are eight essential amino acids for humans that can only be obtained from the environment by heterotrophic means. The other non-essential amino acids can be manufactured by the human organism usually from the essential ones.

Strong acids are those which split up to a large degree; they are usually corrosive. Acids neutralize ALKALIS with the formation of SALTS. g. g. g. acetic acid, CH3COOH, is used in the production of cellulose acetate). They are also used to adjust the pH value of solutions. Acid dewpoint. g. sulphuric acid) appears as a condensate (liquid droplets) when a flue gas containing sulphur trioxide and water vapour is cooled below saturation temperature. This value is related to the moisture and sulphur trioxide content of the flue gas.

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Dictionary of environmental science and technology by Andrew Porteous

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