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Math for water treatment operators; practice problems to prepare for water treatment operator certification exams. (CD-ROM included).


Math for water treatment operators; practice problems to prepare for water treatment operator certification exams. (CD-ROM CD-ROM: see compact disc.
 in full compact disc read-only memory

Type of computer storage medium that is read optically (e.g., by a laser).

Giorgi, John.

American Water Works Assn.


365 pages




Water is, not surprisingly, a numbers game, particularly in the efforts to make it safe for the public. This study guide explains the mathematics necessary to sit for certification exams and is organized according to according to
1. As stated or indicated by; on the authority of: according to historians.

2. In keeping with: according to instructions.

 grade. Grade 1, for example, includes conversion problems, percent calculations, pressure problems and pumping calculations, while Grade 2 includes density calculations, flow rate problems, and more advanced calculations for wells. Grade 3 includes advanced filtration rates, backwash, corrosion, and ion exchange ion exchange
A reversible chemical reaction occurring between an insoluble solid and a solution during which ions may be interchanged, used in the separation of radioactive isotopes.
 softening problems and Grade 4 includes problems on lime dosage, mixture problems and calculations for such chemical issues as bicarbonate, carbonate and hydroxide hydroxide (hīdrŏk`sīd), chemical compound that contains the hydroxyl (−OH) radical. The term refers especially to inorganic compounds.  alkalinity al·ka·lin·i·ty
The alkali concentration or alkaline quality of a substance that contains alkali.


1. the quality of being alkaline.

. Each grade comes with a sample test and answers and the guide comes with bibliography and resource lists.

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Publication:SciTech Book News
Article Type:Brief Article
Date:Sep 1, 2007
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