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  2. Gas leak - Wikipedia

    en.wikipedia.org/wiki/Gas_leak

    A gas leak refers to a leak of natural gas or another gaseous product from a pipeline or other containment into any area where the gas should not be present. Gas leaks can be hazardous to health as well as the environment. Even a small leak into a building or other confined space may gradually build up an explosive or lethal gas concentration. [1]

  3. 1,1-Difluoroethane - Wikipedia

    en.wikipedia.org/wiki/1,1-Difluoroethane

    1,1-Difluoroethane, or DFE, is an organofluorine compound with the chemical formula C 2 H 4 F 2.This colorless gas is used as a refrigerant, where it is often listed as R-152a (refrigerant-152a) or HFC-152a (hydrofluorocarbon-152a).

  4. Leak detection - Wikipedia

    en.wikipedia.org/wiki/Leak_detection

    A leak appearing within an analytic region (a rule added to the camera) is immediately analyzed for its attributes, including thermal temperature, size, and behaviour (e.g. spraying, pooling, spilling). When a leak is determined to be valid based on set parameters, an alarm notification with leak video is generated and sent to a monitoring station.

  5. Everything You Need To Know About At-Home STD Tests and ... - AOL

    www.aol.com/lifestyle/everything-know-home-std...

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  6. 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 ...

  7. When do you test the quality of the air inside your home ...

    www.aol.com/news/test-quality-air-inside-home...

    Keeping the air inside your home healthy depends on knowing the reasons it turns bad in the first place.

  8. Tracer-gas leak testing - Wikipedia

    en.wikipedia.org/wiki/Tracer-gas_leak_testing

    On planes, tracer-gas leak testing is used to quickly and safely locate fuel leaks, [3] as well as to check oxygen distribution devices and cabin pressurization systems. Refrigeration and air conditioning must have the lowest possible rate of loss of refrigerant gases (contributing to ozone depletion ).

  9. Home safety - Wikipedia

    en.wikipedia.org/wiki/Home_safety

    The two types of radon gas testing devices are passive and active. A kit can be set up in the home or a professional can be hired to perform the test. If the test result comes back with high concentrations of radon, there are proven ways to reduce radon gas and bring it to acceptable levels. [7]