Recent Blog Posts

Ammonia Week in Review | July 12, 2024

July 12th, 2024

New Resources in this week’s edition of the Ammonia Week in Review… Refrigeration Cycle Video Series – In this 10-part video series, Peter Thomas, P.E., explains the refrigeration cycle, including some of the common system types and other core concepts. If you are new to the refrigeration industry, preparing to take the RETA CARO exam, or a seasoned refrigeration […]

Ammonia Release | Contractor Error and Coil Failure

July 9th, 2024

Summary In August 2022, hydrostatic expansion occurred inside an improperly isolated evaporator coil, resulting in a release of approximately 230 lbs of ammonia. The leak occurred when one of the return tubes of the evaporator coil broke due to the overpressurization.  Incident Description The evaporator coil (Coil 3) was recently replaced and the other two […]

Ammonia Week in Review | July 5, 2024

July 5th, 2024

Curiosity Swirls in this week’s edition of the Ammonia Week in Review… Ammonia Leak Alarms Villagers in Laguna – A suspected ammonia leak from a commercial ice plant on Saturday morning, June 29, has caused alarm to village residents in Los Baños, Laguna.  […keep reading] Greene County Cheese Factory Issued $12,000 in State Fines for December Ammonia Leak – […]

Ammonia Week in Review | June 28, 2024

June 28th, 2024

Tragedy Stings in this week’s edition of the Ammonia Week in Review… 12 Exposed to Anhydrous Ammonia After Leak at Plant Near Leal, ND – A dozen people were exposed to anhydrous ammonia on Wednesday afternoon, June 19, after a small leak was reported at the Nutrien plant southeast of Leal, according to Jessica Jenrich, Barnes County […]

Piping Hangers and Supports | IIAR Standards and Guidance Documents

June 25th, 2024

Ammonia pipe supports are a crucial component to the construction of a refrigeration system. Inadequate pipe supports could lead to an ammonia release in the event of an earthquake, prolonged vibration, or physical impact. Many of IIAR’s standards and guidance documents provide helpful clarification regarding how ammonia piping should be supported and secured.  Design of […]