CPO Practice Correct Questions & Answers!!

Which type of filter requires the least amount of water to clean? (A) Diatomaceous (B) Rapid rate sand (C) High rate sand (D) Cartridge - ANSWER (D) Cartridge Cyanuric acid (stabilizer) protects free chlorine (FC) against the effects of: (A) Pathogens like Crypto, Giardia, and Shigella (B) High Total dissolved solids (C) Ultraviolet rays from the sun (D) High PH - ANSWER (C) Ultraviolet rays from the sun An erosion chemical feeder is what type of feeder? (A) Peristaltic pump (B) Piston pump (C) Dry chemical feeder (D) Gas system - ANSWER (C) Dry chemical feeder OSHA requires aquatic facilities to maintain: (A) Safety Data Sheets only for sanitizing chemicals (B) Lifeguard certifications (C) Air temperature recordings (D) SDS's for all chemicals used at the facility - ANSWER (D) SDS's for all chemicals used at the facility When mechanical cooling is used on an indoor therapeutic pool facility, the recommended ASHRAE fresh air exchange rate should be: (A) 2 to 4 exchanges per hour (B) 4 to 6 exchanges per hour (C) 6 to 8 exchanges per hour (D) As many as possible - ANSWE