or Settable Solids (SS) are those that - a. Settle out when left standing for extended periods of time b. Bind with grea

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Or Settable Solids Ss Are Those That A Settle Out When Left Standing For Extended Periods Of Time B Bind With Grea 1 (68.14 KiB) Viewed 34 times

or Settable Solids (SS) are those that - a. Settle out when left standing for extended periods of time b. Bind with grease and cause blockage in the collection system c. Are typically removed in Pre Treatment 7. Non-settleable Solids are those that - a. Bind with grease to cause blockage in the collection system b. Settle out when left standing for extended periods of time c. Are volatile and come from inorganic matter d. Small particles that do not settle 8. Organic matter in wastewater can be a. Dissolved or Suspended b. Septic or Fresh d. Domestic or Industrial d. None of the above 9. A comminutor would be - a. A mechanical device that screens & cuts large solids in small particles b. A electrical device that channels inflow from on trough to another c. A hydraulic driven device that is used to recycle sludge d. A mechanical device that is used when bypassing secondary treatment e. A submersed mechanical air blower 10. The Activated Sludge Process can produce a high degree of treatment. Typically one could expect a % BOD removal to a. 50 to 75 % b. 75 to 85 % c. 80 to 90% d. 90 to 99 % 11. The Activated Sludge process is an a. Anaerobic process. b. Aerobic c. Facultative d. Zoogleal Mass e. Chemically Demanding 12. In the activated sludge process, the Contact Stabilization b. Mechanical Bar Screen & Grit Removal is called the heart of the activated sludge process, a. 5/88 c. Clarifier d. Sludge Recycling e. Sludge Waste