Recent Blog Posts

Fundamentals of Refrigeration: Length and Width

November 5th, 2025

To be a competent refrigeration professional, one must conquer the daunting challenge of mathematics. Whether assessing the volume of a vessel or performing a load calculation, mathematical aptitude is a necessary skill to possess. The length or width of an object is a linear measurement. Length is always measured as a straight-line distance between two […]

Ammonia Week in Review | October 31, 2025

October 31st, 2025

Ammonia Caught In A Mystery in this week’s edition of the Ammonia Week in Review… Possible Ammonia Leak Stops Ice Cream Operations in Tyrol! – Due to a possible ammonia leak, the Kufstein Ice Arena will remain closed until further notice. […keep reading] One Dead After Dalton City Crash Involving Anhydrous Ammonia Tank – The tank was not compromised, and […]

What is Refrigeration?

October 28th, 2025

According to RETA Book 1, “Refrigeration is the process of achieving or maintaining the temperature of a space or object below that of the surrounding area by removing heat”. A refrigeration system accomplishes this by utilizing a thermodynamic cycle that moves heat from an object or area where it is unwanted to a place where […]

New Member of the RETA National Board of Directors – Nate Torres

October 27th, 2025

2025 Southwest RETA Training Expo

October 22nd, 2025

We hope to see you at the upcoming Southwest RETA Training Expo (click here for additional information and registration). Southwest RETA Training Expo December 11, 2025 Yuma County Fair Grounds – 2520 E. 32nd Street, Yuma, AZ 85365