Chlorine storage - Study guides, Class notes & Summaries

A common chemical used in the disenfection of a small water supply is- Calcium Hypochlorite A physical connection between a potable water supply and a house well would be- A Cross Connection The amount of Chlorine in mg/L that is used by reacting with iron, organics, or bacteria is called? Demand All of the following are Physical characteristics of Chlorine gas- Greenish Yellow color Heavier than air Pungent, Penetrating odor Corrosive Which of the following would be considered a part ...

Ontario OIT UPDATED Exam Questions and CORRECT Answers Which of the following are safety hazards with treatment plants or distribution/collection systems? - Ans Working with electrical and mechanical Equipment Handling/storage of treatment chemicals inc chlorine working in confined spaces exposure of pathogens

Head is measured in - feet A plat is - A map Which type of valve will prevent the collapse of a pipe - Air-and-vaccume relief valve The highest degree of protection of a coated steel pipe is - cathodic protection At which time of day is the age of the water stored in the distribution system the highest? - In the morning One of chlorines advantages is that it - has a persistent residual Chlorine gas is _____ times heavier than air. - 2.5 After a water storage tank has been chlorinated, wh...

pH level must be between _____ and _____. 7.2 and 7.8 Water temp of a heated pool does not exceed _______. 90 degrees F Water temp of a spa does not exceed ______. 104 degrees F How many times is it required for the CPO to test the water der day? At least once How many hours a day must the pump operate? 24 hours How long must a pole with body hook be? 12 ft How many days do you have to report a death, serious injury or complaint of illness caused by your swimming pool? 2 days The C...

TCEQ class c water license exam with complete solutions State Agency responsince for enforcing the safe drinking water act in Texas Texas Commission on environmental Quality What minerals can cause water hardness Calcium and magnesium A public water system must at all times provide Adequate quantity of water, pressure, and disinfection A source groundwater would be aquifer Fecal coliform organisms sometimes found in water supplies are an indication that Water supply is contamina...

Rule of capture - Permits owner of a well to pump as much water as desired, even if water is drained from beneath the land of others when treating surface water, the process of coagulation will be affected by - all of the above a public water system is responsible for providing - all of the above a common type of oxidant that is used at most surface water treatment plants to kill bacteria and to prevent trihalomethane formation is - combined chlorine Which of the following is a requi...

TCEQ Class C Water License Exam Questions and Answers Latest Updated 2024/2025 | 100% Correct | Graded A+. State Agency responsible for enforcing the safe drinking water act in Texas (Ans- Texas Commission on environmental Quality What minerals can cause water hardness (Ans- Calcium and magnesium A public water system must at all times provide (Ans- Adequate quantity of water, pressure, and disinfection A source groundwater would be (Ans- aquifer Fecal coliform organisms sometimes found ...

Water distribution practice test D1 /D2 trail actual guide questions and answers 2023 latest update The only absolutely reliable method of backflow prevention is the use of The bubbles formed in a positive multiple tube fermentation test are The maximum rate of withdrawal of gas from a 150lb chlorine cylinder in 24-hours is If you encounter a liquid chlorine leak in a one tone container, what action should you take first, to reduce the severity of the leak? The most commonly us...

NC Foods 2 - Safe Plates Mod 7 and 8 Rated A+ TCS food Foods that require time and temp control for safety every 4 hours how often to sanitize utensils detergents Chemical that helps dissolve grease and remove dirt 171°F for 30 seconds Temperature of water for manual operations and time dishes must be submerged 7 sec Time it takes to sanitize with chlorine 6 inches Height of food storage and equipment from floor Clean Make something free from dirt, food soil or residue. Cont...

Dont disolve iin water What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? 100,000 ozone molecules Each chlorine atom in the stratosphere can destroy how many ozone molecules? Theyre all CFC's Which refrigerant contains a CFC? R500, R12, R113 or R11? Hydrogen, chlorine, flourine and carbon HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? HFC R 134A Which refrigerant is a chlorine fre...