18 A chlorine feed room should be: closed with no ventilation ventilated near the top of the room, approximately 12" fro

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18 A Chlorine Feed Room Should Be Closed With No Ventilation Ventilated Near The Top Of The Room Approximately 12 Fro 1 (29.91 KiB) Viewed 11 times

18 A chlorine feed room should be: closed with no ventilation ventilated near the top of the room, approximately 12" from the ceiling c ventilated near the floor of the room, approximately 12" from the noor d. kept very cool at approximately 55 19. one At the same velocity, four 6-inch pipes will carry about the same amount of water as a. 12 inch pipe b. 24 inch pipe c. 48 inch pipe d. 30 inch pipe 20. What condition could cause backflow to occur in a water distribution system? a red water b. dirty water negative pressure (vacuum) d. water hammer 21. One use of a phosphate in water treatment is to: kill bacteria b. remove hydrogen sulfide c. keep iron and manganese in solution d. improve taste