When selecting a refrigerant, many factors influence the decision. It is important to remember that no refrigerant is perfect. One might have wonderful thermodynamic properties, but it is highly flammable. Another refrigerant may be safe for humans to handle, but it negatively impacts the environment. Selecting a refrigerant for a specific application involves careful consideration […]
Ammonia Stirs Havoc On Base in this week’s edition of the Ammonia Week in Review… 4 Hospitalized ‘Out of … Caution’ After Ammonia Leak at Homestead Air Base – An ammonia leak inside the Homestead Air Reserve Base on Wednesday morning, April 15, 2026, sent four people to a hospital with non-serious injuries, officials say. […keep reading] Properties […]
ASHRAE Standard 34 is titled “Designation and Safety Classification of Refrigerants”. Among other things, this standard assigns each refrigerant a safety group classification based on the refrigerant’s flammability and toxicity. Refrigerants with low toxicity are given a rating of ‘Class A’, while refrigerants with higher toxicity are assigned ‘Class B’. According to Standard 34, refrigerants […]
Ammonia Triggers Response in this week’s edition of the Ammonia Week in Review… State Investigating After Ammonia Leak Reported at Chicken Plant in Union County – State officials were investigating after an ammonia leak was reported at a chicken plant in Union County. […keep reading] Ammonia Leak Prompts Hazmat Response at Local Manufacturing Facility – An ammonia leak prompted […]
What do the various refrigerant numbers mean? Believe it or not, there is a method to the madness. First of all, most refrigerants are “organic compounds,” which means they have one or more carbon-hydrogen or carbon-carbon bonds. The only series classified as “inorganic”, or lacking these bonds, is the 700-series, which includes ammonia, carbon dioxide, […]
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