A common failure found on many self-contained reach-in coolers and freezers is a low refrigerant charge due to a leak somewhere in the system. Locating the source of the leak and repairing it may be ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

Refrigerants with low global warming potential are more sustainable for the planet, but often more flammable than traditional HFCs. UL Solutions’ Zhongshan laboratory is addressing safety concerns ...

Several methods of leak detection can be used to ensure the safety of medical equipment. It's important to understand the properties of each to choose the right method or combination of methods. By ...