what is the only completely reliable method for preventing backflow?

Answers

Answer 1

Answer:

An air gap is the only completely reliable method for preventing backflow.

Answer 2

An air gap, is the only completely reliable method for preventing backflow.

Backflow is an unintentional reversal of water flow brought on by an abrupt drop in water pressure or a total loss of water pressure. By sucking water back into the public water system where it connects to non-potable water, the decrease in water pressure instead of forcing water out of the plumbing fixture might contaminate the system.

Devices that stop backflow stop contaminated water from entering your supply line from the public water system. Your plumbing will be able to identify contaminating circumstances and stop them from damaging your water supply if you install a backflow prevention device.

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Related Questions

It is common practice to tin plate electrical terminals to facilitate soldering. Why is it tin that is used?

Answers

Answer: Its materials are good reactors with electrical terminals and most times we go the easy way

Explanation:

select the four options involved in material analysis
weight
cost
shock resistance
synthetics
sustainability
resilience

Answers

Answer:

cost

Explanation:

i wish the anser is corecy

what are some common work contexts for Licensing Examiners and Inspectors? Select four options.

in an open vehicle
telephone
face-to-face discussions
wear specialized safety equipment
contact with others
importance of being exact or accurate

Answers

According to O*NET, the common work contexts for Licensing Examiners and Inspectors include:

TelephoneFace-to-face discussionsContact with othersImportance of being exact or accurate.

O*NET is an acronym for occupational information network and it refers to a free resource center or online database that is updated from time to time with several occupational definitions, so as to help the following categories of people understand the current work situation in the United States of America:

Workforce development professionalsStudentsHuman resource (HR) managersJob seekersBusiness firms

On O*NET, work contexts are typically used to describe the physical and social elements that are common to a particular profession or occupational work. Also, the less common work contexts are listed toward the bottom while common work contexts are listed toward the top.

According to O*NET, the common work contexts for Licensing Examiners and Inspectors include:

1. Telephone

2. Face-to-face discussions

3. Contact with others

4. Importance of being exact or accurate.

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Answer:

Telephone

Face-to-face discussions

Contact with others

Importance of being exact or accurate.

Explanation:

A commercial jet liner hits an air pocket and drops 244 feet. After climbing 182 ​feet, it drops another 100 feet. What is its overall vertical​ change?

Answers

Answer:

-237

Explanation:

Since the jet "drops 244 feet", this means that we start at -244. Since it climbs 197 feet, simply add 197 to -244 to get -244%2B197=-47. So after climbing 197 feet, the plane is still down 47 feet (from it's original height). Since it "drops another 190 feet", just subtract 190 from -47 to get -47-190=-237

Fill in the Blank

Complete the sentence.

Computer-aided design (CAD) is a(n) ______ of hardware and software that engineers use to design products and systems.

Answers

CAD is an system of hardware and software that engineers use to design product and system

1. Every ( person / people) in your family went to the same school.
2. (Some / any) friends of mine are studying abroad.
3. I have never drunk ( some/any) alcoholic drinks before .
4. Rabies (was/were) used to be unable to cure.
5. How many (fish/ fishes) did you buy?
6. It is (a/an) honor to recerive this reward.
7. I have only (a/one) T-shirt to wear.
8. How (many/much) kilos of flour do you need?
9. Are there any ( mice/ mouse) in your house?
10. I have never seen any ( aircraft/ aircrafts) before.

_______________________________________________________________

Answers

Answer:

1. Every person in your family went to the same school.

2. some friends of mine are studying abroad.

3. I have never drunk any alcoholic drinks before.

4. rabies were used to be unable to cure.

5. How many fish did you buy.

6. it is an honor to receive this reward.

7. I have only one T-shirt to wear.

8. How much kilos of flour do you need?

9. Are there any mice in your house?

10. I have never seen any aircrafts before.

What do Engineers aim to do

Answers

Answer:

Engineers design, evaluate, develop, test, modify, install, inspect and maintain a wide variety of products and systems.

Explanation:

Answer:

Engineers design, evaluate, develop, test, modify, install, inspect and maintain a wide variety of products and systems.

Explanation:

because I said so

Please read and answer each question carefully,
1. The weight limitation of the ladder refers to the TOTAL welght of the Individual PLUS anything on the person.
A) O True
B) O False

Answers

Answer:

A)true promise ayan po

1. During a pandemic or other disease outbreak, what are some things employers and employees can do in the
construction Industry?
A) O Modify work schedules to stagger work times and reduce the number of workers in an area at a time
B) O Limit tool sharing
C) O Be prepared for temperature checks when arriving for a work shift
D) O All of the above
Next Page >>

Answers

Answer:

D

Explanation:

I'm not sure but they all make sense, I dont really know the context though.

This kind of engineer draws on
mechanical, applications,
electronic, test and program
engineering. Design challenges
include emissions laws, shared
platforms, performance and
consumer demands.

Answers

Answer:

Mechanical engineer is the answer

Explanation:

someone make me brainleist please

Answers

Answer:

okay will do

Explanation:

Which statement is equivalent to the following? x = x * 2; x = x * x; x * 2; x *= 2; None of these

Answers

Answer:

x*=2

Explanation:

MARK ME AS A BRAINLIST PLZ

paragraph for voice for humanity​

Answers

Answer:

The Voice of Humanity by Rabindranath Tagore. ... A true universalist and a liberal, Tagore shot to international prominence when his book Gitanjali got him the Nobel Prize. From his adolescent days, Tagore's literary genius had begun to unravel. He loathed formal education imparted within the confines of a class room.

Explanation:

please mark me brainliest mark me brainliest

After hearing your brakes make a grinding noise, you decide to take your car to a mechanic. You go to a garage that is offering a great deal on brake jobs. He writes you out an estimate to replace the brake pads, and you leave the car with him. When you return at the end of the day, he submits a bill to you that is four times the estimate. He explains that you needed new rotors, but he could not reach you at the telephone number you left him to discuss the problem. What should you do?

Answers

Answer: If your brakes emit a sharp grinding sound while braking, it's likely that the brake disc and the caliper are rubbing together. ... The best way to fix this issue is to have your brake pads replaced immediately, but at this point, you may also need to replace the discs or rotors.

New brake pads are a bit stiff and need to be broken in. The process of breaking in new brake pads is referred to as bedding in. When your pads are being bedded in, you may hear some squealing, screeching, or grinding. But this noise should lessen as you drive your car and allow the pads to become worn in

Explanation: This is what I have found while conducting my research please leave a BRAINLIEST IF CORRECT IT IS APPRECIATED

Which of the following BEST represents the causes of stiff muscles?
A.
Stiff muscles only result from overwork.
B.
Stiff muscles only result from prolonged periods of inactivity.
C.
Stiff muscles result from both over- and underworking them.
D.
Stiff muscles are mostly the result of painful injuries.

Answers

The statement which best represents the causes of stiff muscles is that: A. stiff muscles only result from overwork.

What is a muscle?

A muscle can be defined as a type of tissue that is found within the body of an organism and it typically serves as a source of power and force to the organism, so as to enable it perform a task or work.

This ultimately implies that, stiff muscles would only result when an individual overworks his or her body.

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Internal service quality means that an entire organization,
from top to bottom, should be focused on meeting
customers' needs.
True
False o

Answers

True

Internal service are base on customer needs.

The customers are the priority

This internal audience group's needs depend on the help they get from other people or organizations to finish their work. A marketing department, for instance, frequently works with and creates material for multiple divisions within a firm.

What is the Internal service quality for customer need?

The perceived level of satisfaction a worker has with the services provided by internal service providers is known as internal service quality.

Internal service quality also refers to how employees view the caliber of service they get from or provide to their coworkers.

Internal customer service refers to all the actions a business can take to assist its workers in carrying out their responsibilities, achieving their goals, and enjoying their work.

Therefore , it is true that Internal service quality means that an entire organization, from top to bottom, should be focused on meeting customers' needs.

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Give three reasons you feel the school should or should not rely on fossil fuels.

Answers

Answer:

To keep the community air clean, to set a good example for the students, to save money.

Explanation:

Using fossil fuels releases carbon into the air which is dangerous to inhale, the students of today and the near future will be the next generation of adults teaching them that it is okay to use them will lead us into a bad place. And newer sources of energy like solar, wind or chemical are money efficient because they take less money to sustain and schools are designed to be around for a long time.

What are the Three L's of Railroad Safety?

Answers

Answer:

Remember to cross train tracks ONLY at designated pedestrian or roadway crossings, and obey all warning signs and signals posted there. Stay alert around railroad tracks. Refrain from texting, headphones or other distractions that would prevent you from hearing an approaching train; never mix rails and recreation.

Explanation:

6. The welght limitation of the ladder refers to the TOTAL Welght of the Individual PLUS anything on the person.
A) O True
B) O False

Answers

Answer:

A) true promise that's is the real answer

Explanation:

ok po

I have five brainliest why is it only showing 2?

Answers

Answer: Either your computer is malfunctioning or it is glitched and still thinks you only have 2. Also good job

Explanation: Leave a brainliest it helps

Explain the differences between a two-stroke and a four-stroke engine
List 2 examples of a two-stroke engine
List 2 examples of a 4-stroke engine
What is one advantage of a 2-stroke engine and one disadvantage
What is one advantage of a 4-stroke engine and one disadvantage

Answers

I don't know the answer and where is the choices

hey will you be a friend to my best her name is alexzicancelperez she has only one friend and that me can please be her friend anyone

Answers

Maybe but maybe not, today is not the answer but tomorrow may come but not as yet is perceived.
Please mark it as brainlest answer:).

Bacteria needs little to no moisture to grow rapidly. *
True
False

Answers

False, bacteria needs moisture in order to grow

Hope this helps!
Brainliest is much appreciated!

Answer:

false

Explanation: < hopes this help bb <3 >

How could I build device that converts the blowing of wind into a form of energy a car could use?

Answers

Wind turbines operate on a simple principle. The energy in the wind turns two or three propeller-like blades around a rotor. The rotor is connected to the main shaft, which spins a generator to create electricity
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which mutated protein causes the symptoms of sickle cell disease? Which of the following statements best explains the effects of soil erosion?A. Soil erosion makes land arable by adding nutrients to the topsoil.B. Soil erosion occurs only in places with natural vegetation, forcing farmers to clear more land.C. Soil erosion adds too much fertilizer to the soil, causing plants to grow too quickly.D. Soil erosion weathers away the topsoil and its valuable nutrients.Please select the best answer from the choices provided ODNov A renter is required to pay a security deposit of $800, on which 4 percent interest will be paid. What amount would the person earn each year Complete the problems below. Be sure to show your work! 11. A movie is being shown on television. The movie is scheduled for a 150 minute time lot and will include some commercial breaks. The number of commercial breaks can be determined by the equation 6x + 114 = 150, where x represents the number of commercial breaks. A. Identify the meaning of the coefficient and the constant in the context of this situation. B. Solve to find the number of commercial breaks. C. Graph the solution. Identify the slope and y-intercept of the line 4x + 2y < 3. The first fuel Pauls body uses is ________________________ from Pauls last meal, which are stored in his _____________ & his ______________ (technically the bits in his BLOOD are used up before that even). The body turns them into ____________, which is burned in ____________. That fuel lasts Paul about ________________. How much power does it take to lift 30.0 N 10.0 m high in 10.00 s? Read this excerpt from Anne Frank Remembered.Then he walked toward the back office where Mr. Kraler was working, leaving us alone. We were petrified.Jo Koophuis said to me, "Miep, I think the time has come."Elli began to tremble and shake. Meanwhile, Mr. Koophuis' eyes darted toward the doorway. No one but the man with the gun seemed to be about.How does Miep build suspense in this passage?by quoting Koophuiss wordsby sharing Ellis emotional reactionby including specific detail about a weaponby withholding information about the outcome I'm leaving. See you all next time. Take care and stay safe. Have a blessed day. Two jets simultaneously started traveling in opposite directions from the same airport. Four hours later they were 3800 miles apart. Find the rate of each plane if one of them traveled 80 miles per hour faster than the other. I have just a general question,What does it mean when someone says brake check? Like in a text, she said " Brake check! I need to go eat lunch. Brb."I'm confused Which of the following is an incorrect statement?The pulley is a special type of wheel and axle.The mechanical advantage of a pulley with three ropes is one.The mechanical advantage of a block and tackle pulley with two pulleys is two.The mechanical advantage of a fixed pulley is one.PLZ HELP WILL MARK BRAINLIEST can't believe that you got me in a suit and tie I had to take a pull so I wouldn't cryYou got a line out the church door sayin' goodbyeYeah, I believe 'em when they say you're in a better placeNAME THE SONG AND THE SINGER 50 POINTS!!!!! winters my favourite season. Do you love winters? How many newtons of force are needed to accelerate a 1,875 kg object at a rate of 1. 5 m/s2?. why compounds with weak molecular forces are usually gases. Using PowerPoint or Impress guarantees that your presentation will do which of the following? stay on schedule and end on time be clear and understood keep your audience engaged and excited none of the above. what were some of the effects of the stock market's crash? 1. Sickle-cell anemia is an inherited dixase thataffects red blood cells. In people who have thisdisease, one amino acid is substituted foranother amino acid in a blood protein. WhatCMSCs sickle-cell anemia?A. mutationB. replicationC. translationD. transcription A game app costs a base fee of $5.You can download additional booster packs for $1.50 per pack.If you spend a total of $23 on the game, which equation correctly models the situation, where n is the number of booster packs purchased?