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2. Gas leak - Wikipedia

   en.wikipedia.org/wiki/Gas_leak

   The law sets a target of 20 years for replacement of pipes made from leak-prone materials if feasible given the revenue cap; as of 2015, Columbia Gas of Massachusetts (formerly named "Bay State Gas"), Berkshire Gas, Liberty Utilities, National Grid, and Unitil say they will meet this target, but NSTAR says it will take 25 years to complete.

3. Tracer-gas leak testing - Wikipedia

   en.wikipedia.org/wiki/Tracer-gas_leak_testing

   A tracer-gas leak testing method is a nondestructive testing method that detects gas leaks.A variety of methods with different sensitivities exist. Tracer-gas leak testing is used in the petrochemical industry, the automotive industry, the construction industry [1] and in the manufacture of semiconductors, among other uses.

4. Leak detection - Wikipedia

   en.wikipedia.org/wiki/Leak_detection

   The primary purpose of leak detection systems (LDS) is to help pipeline controllers to detect and localize leaks. LDS provide alarms and display other related data to the pipeline controllers to assist decision-making. Pipeline leak detection systems can also enhance productivity and system reliability thanks to reduced downtime and inspection ...

5. That rotten egg smell could be a gas leak. What can you do to ...

   www.aol.com/news/rotten-egg-smell-could-gas...

   Natural gas leaks happen nearly every day in the U.S. — and they can be deadly if they go undetected. A report from a group of Texas environmental nonprofits released in June found around 2,600 ...

6. Gas leak explosions are happening more often, including ... - AOL

   www.aol.com/gas-leak-explosions-happening-more...

   The NTSB did find that there was likely a natural gas leak, with the danger exacerbated by “training practices which did not prepare workers to recognize and safely respond to abnormal operating ...

7. Explosive gas leak detector - Wikipedia

   en.wikipedia.org/wiki/Explosive_gas_leak_detector

   A detector for propane is best placed down low near the floor, as propane is heavier than air. [3] A detector for natural gas (city gas) is best placed up high, near the ceiling. [3] Some detectors can detect both natural gas or propane, but this requires a compromise location. [4]