Ontario Oit Study Manual Test Study Guide Graded A+

What compounds in water react when chlorine is first added? {Ans: Reacts with the organic and inorganic impurities in the water.}What are all four Alternate waste water collection systems? {Ans: septic tank effluent gravity system, septic tank effluent pump system, Grinder pump system, vacuum sewer system.}What is the chlorine residual in water? {Ans: amount of chlorine that remains in water after disinfection}What are different types of valves in water and wastewater? {Ans: Gate valves, globe Valves, butterfly valves, check valves, eccentric valves air and vacuum relief valves.}How are salts formed? {Ans: A salt is the substance that is precipitated as the results of the reaction between an acid and a base ( neutralization).}Aerated Lagoons? {Ans: Used for high BOD loads increase oxygen content of the lagoon}