Organics Study guides, Class notes & Summaries

TCEQ class c water license Exam Questions And Answers State Agency responsible 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 ...

A 6-in. pipeline needs to be flushed. If the desired length of pipeline to be flushed is 316 ft, how many minutes will it take to flush the line at 31 gpm? a. 10 minutes b. 15 minutes c. 30 minutes d. 60 minutes - Answer- Answer: b. 15 minutes What is the area of a trench that is 22.4 ft long and 3.3 ft wide? a. 26 sq ft b. 74 sq ft c. 143 sq ft d. 187 sq ft - Answer- Answer: b. 74 sq ft Which of the following is typically associated with trihalomethanes? a. High levels of c...

7A Pest Exam Questions and Answers Already Passed Integrated Pest Management a process that utilizes inspections and periodic monitoring to determine if any type of treatment is needed to reduce pest populations to tolerable levels Four Steps in an Integrated Pest Management Program 1. Inspect the site for pest problems. || 2. Set pest action thresholds. || 3. Apply pest management procedures. || 4. Monitor the pest management program (post-treatment) Action Threshold the level of...

Class "C" Water Exam Questions and Answers with Certified Solutions 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, Penetra...

Waste Water D Licenses (TCEQ) Exam Test Questions With Revised Correct Answers How long is a facility NPDES Permit good for? - ANSWER: 5 years How long does the renewal request need to be applied for before the permit runs out? - ANSWER: 180 days What is the maximum holding time for a C.O.D. sample? - ANSWER: 28 days Maximum time to hold a fecal sample? - ANSWER : 4 hours Where would a double suction centrifugal pump be used? - ANSWER : Effluent What is the primary impact of a...

What is the biggest causes of injuries on the job Carelessness or horseplay Rags used to clean up solvents and oils must be disposed of in: An "Approved metal container" All personal protective equipment (PPE) must be: CSA Aproved A green tag on boots indicates that: The boots are CSA aprroved People that are the persons who have locks on a locked out piece of equipment are known as: Authorized people Double insulated tools are: Some hand-held tools which have an insulated handle or hous...

A 6-in. pipeline needs to be flushed. If the desired length of pipeline to be flushed is 316 ft, how many minutes will it take to flush the line at 31 gpm? a. 10 minutes b. 15 minutes c. 30 minutes d. 60 minutes - ANSWER Answer: b. 15 minutes What is the area of a trench that is 22.4 ft long and 3.3 ft wide? a. 26 sq ft b. 74 sq ft c. 143 sq ft d. 187 sq ft - ANSWER Answer: b. 74 sq ft Which of the following is typically associated with trihalomethanes? a. High levels of car...

This is a summary of all statistics knowledge clips that are provided for the course COM and includes notes from the workgroups about statistics.

WA UST Site Assessor Exam Questions And Revised Correct Answers What is the hold time for soil samples? - ANSWER : 14 days What is the hold time for preserved GW GRO samples? - ANSWER : 14 days What does GRO stand for? - ANSWER : Gasoline Range Organics Is an ICC certification needed to install an AST? - ANSWER : No What does ICC stand for? - ANSWER : International Code Council What is the LFL of Gasoline? - ANSWER : 1.4% What is the UFL of Gasoline? - ANSWER : 7.6% After a ...

Waste Water Treatment Exam 3 Questions and Answers 100% CorrectWaste Water Treatment Exam 3 Questions and Answers 100% CorrectWaste Water Treatment Exam 3 Questions and Answers 100% CorrectWaste Water Treatment Exam 3 Questions and Answers 100% CorrectWaste Water Treatment Exam 3 Questions and Answers 100% Correct Name and define the stages of waste water treatment. - ANSWER-1. Preliminary treatment Screening Shredding Grit removal Oil/grease flotation removal 2. Primary treatment Remo...