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2. Tracer-gas leak testing - Wikipedia

   en.wikipedia.org/wiki/Tracer-gas_leak_testing

   As well as airbags, the air conditioning system, fuel system, and exhaust system require testing for leaks. Pacemakers and catheters have to be tested for efficacy and longevity. 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.

3. 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 ...

4. Thomas Midgley Jr. - Wikipedia

   en.wikipedia.org/wiki/Thomas_Midgley_Jr.

   Thomas Midgley Jr. (May 18, 1889 – November 2, 1944) was an American mechanical and chemical engineer.He played a major role in developing leaded gasoline (tetraethyl lead) and some of the first chlorofluorocarbons (CFCs), better known in the United States by the brand name Freon; both products were later banned from common use due to their harmful impact on human health and the environment.

5. Freon leak at New Jersey Costco sickens 20 employees ... - AOL

   www.aol.com/freon-leak-jersey-costco-leads...

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6. What is Robin, the drone detecting radar requested for New ...

   www.aol.com/know-special-drone-detection-tech...

   Senate Majority Leader Chuck Schumer, D-N.Y., said this weekend that the Department of Homeland Security should send special drone-detection technology made by Robin Radar Systems to New York and ...

7. Missing radioactive material in New Jersey sparks drone ... - AOL

   www.aol.com/news/missing-radioactive-material...

   A New Jersey mayor warned Tuesday that the troubling drone sightings over the state may be linked to missing radioactive material, although federal officials say the amount poses no serious threat ...

8. Section 608 - Wikipedia

   en.wikipedia.org/wiki/Section_608

   If the leak is not to be repaired, there must be a plan to retire or retrofit the appliance within 30 days, to be completed within one year. [10] If more than a year is required, a report must be submitted, which must include: Estimated date(s) of completion; The type of process; The leak rate; Method to determine the leak; Full unit charge ...

9. 1,1,1,2-Tetrafluoroethane - Wikipedia

   en.wikipedia.org/wiki/1,1,1,2-Tetrafluoroethane

   1,1,1,2-Tetrafluoroethane (also known as norflurane (), R-134a, Klea 134a, Freon 134a, Forane 134a, Genetron 134a, Green Gas, Florasol 134a, Suva 134a, HFA-134a, or HFC-134a) is a hydrofluorocarbon (HFC) and haloalkane refrigerant with thermodynamic properties similar to R-12 (dichlorodifluoromethane) but with insignificant ozone depletion potential and a lower 100-year global warming ...