First action for a polymer spill? - Apply an absorbent to dispel such as sand or kitty litter and then
sweep up the materials
Total discharge head includes? - Discharge pressure head + static discharge head + velocity head +
friction head
Where is the best location to collect a sample? - A loca...
Clint's ABC Wastewater Exam Questions First action for a polymer spill? - Apply an absorbent to dispel such as sand or kitty litter and then sweep up the materials Total discharge head includes? - Discharge pressure head + static discharge head + velocity head + friction head Where is the best location to collect a sample? - A location that represents the entire waste stream or basin Preservation and holding times for BOD samples - 48 hours at<=6 degrees centigrade Define BOD - The rate at which organisms use the oxygen in water or wastewater while stabilizing decomposable organic matter under aerobic conditions. And decomposition, organic matter serves as food for the bacteria and energy results from its oxidation. VOD measureme nts are used as a measure of the organic strength of wastes and water Purpose of a desiccator - To allow residual samples to cool prior to weighing What will happen if the flow to the grit chamber is too low? - Too much organic material will be deposited How does an operator control the suspended solids in an activated sludge basin? - Wasting in return activated sludge Chlorine combines with ammonia to form what? - Chloramines What can the operator control with the activated sludge process? - Flow, detention time, wasting and return rates
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