Recent Blog Posts

Ammonia Week in Review | October 17, 2025

October 17th, 2025

Ammonia Spooks in this week’s edition of the Ammonia Week in Review… Several Hospitalized After Ammonia Leak at Coffeyville Refinery – An ammonia leak at the CVR Nitrogen Plant in Coffeyville hospitalized several people on Saturday, officials say. […keep reading] Burlington Shelter-in-Place Order Lifted After Reported Ammonia Leak – Residents in Burlington were told to shelter in place early […]

Electrical Safety in Ammonia Refrigeration Systems

October 14th, 2025

There is little guidance in ammonia refrigeration codes and standards to address the installation and maintenance of electrical components. The most applicable code requirement in IIAR Standard 2 states that “Electrical equipment and wiring shall be installed in accordance with the electrical code.” (§14.3.5 ) The requirements in the electrical codes (National Electrical Code or […]

Ammonia Week in Review | October 10, 2025

October 10th, 2025

Exclusive Resources in this week’s edition of the Ammonia Week in Review… Refrigeration Purging Video Series – You’ll get familiar with manual, refrigerated, and automatic purging techniques. This is a must-watch for anyone new to the industry, studying for the RETA CARO exam, or an experienced technician looking for a refresher on purging best practices. […watch here] Installation Identification […]

Installation Identification Signs

October 7th, 2025

Code requirements for installation identification signs vary based on when an ammonia refrigeration system was built. Most existing installation identification signs were installed in accordance with the Mechanical or Fire Codes (UMC, CMC, and UFC), ASHRAE 15, or IIAR 2 OR 9. Here is a historical snapshot of code requirements for installation identification signs throughout […]

Ammonia Week in Review | October 3, 2025

October 3rd, 2025

Ammonia Investigated in this week’s edition of the Ammonia Week in Review… CSB Releases Report on Anhydrous Ammonia Leak – The facility’s ammonia detection system didn’t trigger any alarms during the release. No evacuation signal was sounded, and no one at the facility initiated an emergency shutdown of the equipment that caused the ammonia release. […keep reading] Ammonia […]