CO2 as a refrigerant has been a part of the refrigeration landscape for close to a decade and continues to gain more and more attention in the states in refrigeration applications. Most recently, CO2 was showcased as a hot topic at the Food Marketing Institute Expo in Chicago.
The U.S. Environmental Protection Agency (EPA) has issued a warning to consumers, contractors, and technicians about the safety hazards related to charging existing home and motor vehicle air conditioning systems with propane-based refrigerants.
The U.S. Environmental Protection Agency (EPA) announced that it is proposing a rule that would prohibit the use of certain HFC refrigerants that have high global warming potential in select refrigeration applications.
The paper outlines the key milestones and legislation around the phasedown of hydrofluorocarbons (HFCs), which can carry high global warming potential (GWP), and the development of alternatives to HFCs.
Technicians need to to be aware that ice machine servicing expertise might be just one small part of the technology they could encounter on a single piece of refrigerated equipment.
Developed countries have refrigeration systems that protect food until it is delivered to customers. But, in developing countries, that refrigeration aspect is often missing at almost every step along the cold chain.