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2. Leak detection - Wikipedia

   en.wikipedia.org/wiki/Leak_detection

   If a leak occurs, the substances to be measured come into contact with the tube in the form of vapour, gas or dissolved in water. In the event of a leak, some of the leaking substance diffuses into the tube. After a certain period of time, the inside of the tube produces an accurate image of the substances surrounding the tube.

3. How homeowners can prevent pipes from freezing during winter

   www.aol.com/weather/homeowners-prevent-pipes...

   When winter arrives and temperatures drop, homeowners face numerous risks, particularly concerning their plumbing. Frozen or cracked pipes, malfunctioning radiators, flooding, and leaks are just a ...

4. Water detector - Wikipedia

   en.wikipedia.org/wiki/Water_detector

   Most modern leak detection systems developed around the use of a water sensitive cable [1] which can be laid in long lengths and complex patterns around the base of the floor; around the perimeter of rooms; as a "barrier" over which water has to flow; following, tracing or attached directly to lines of water pipes.

5. Hydrostatic test - Wikipedia

   en.wikipedia.org/wiki/Hydrostatic_test

   The test involves filling the vessel or pipe system with a liquid, usually water, which may be dyed to aid in visual leak detection, and pressurization of the vessel to the specified test pressure. Pressure tightness can be tested by shutting off the supply valve and observing whether there is a pressure loss.

6. Deep freeze breaks pipes, creates water crisis across South - AOL

   www.aol.com/weather/deep-freeze-breaks-pipes...

   Days of freezing temperatures in Deep South areas that usually freeze for only hours are threatening dozens of water systems as burst pipes leak millions of gallons of water. The problems were ...

7. Trillions of gallons leak from aging drinking water systems ...

   www.aol.com/trillions-gallons-leak-aging...

   In the Detroit enclave of Highland Park, where the population halved in the past 20 years, an estimated 70% of the water is lost from pipes up to 120 years old. Several Chicago suburbs likely are ...