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Certification Corner
Publication year - 1980
Publication title -
opflow
Language(s) - English
Resource type - Journals
eISSN - 1551-8701
pISSN - 0149-8029
DOI - 10.1002/j.1551-8701.1980.tb00670.x
Subject(s) - certification , elevation (ballistics) , environmental science , water flow , hydrology (agriculture) , engineering , computer science , civil engineering , marine engineering , geotechnical engineering , structural engineering , environmental engineering , political science , law
This month's portion of “Certification Corner” includes questions on spectrophotometers, reasons for keeping accurate distribution system maps, checking flow of water from fire hydrants, cross‐connection prevention, pump efficiency, addition of bypassed water in zeolite‐softening processes, and calculations of water velocity, psi, and time needed to raise tank level to a certain elevation in a given situation.