Recent Blog Posts

Ammonia Week in Review | September 26, 2025

September 26th, 2025

History Unfolds in this week’s edition of the Ammonia Week in Review… Chemical Leak Discovered at Historic Bojangles Coliseum in Charlotte – Officials confirmed that an ammonia leak was discovered at the decades-old arena around 5 a.m. on Sept. 19. […keep reading] NTSB Report Reveals New Details on Deadly Teutopolis Ammonia Spill – A teenager driving a minivan […]

2025 CVCSD Safety Day – Tulare

September 25th, 2025

Oil Analysis

September 23rd, 2025

Question: What is oil analysis, and am I required to do it? Answer: Oil analysis refers to when an oil sample is taken out of an ammonia compressor and sent to a lab for analysis. The results of the analysis indicate whether the compressor oil has degraded to a point where it needs to be […]

Ammonia Week in Review | September 19, 2025

September 19th, 2025

Lessons And Resources in this week’s edition of the Ammonia Week in Review… National Transportation Safety Board – NTSB releases final report on the 2023 anhydrous ammonia leak near Teutopolis. […keep reading] Emergency Response Exercise Simulates Aqueous Ammonia Leak at Unit 17 Power Plant – The exercise simulated a scenario in which a valve broke on a tank […]

Pipe Plugs and Caps in Ammonia Refrigeration Systems

September 16th, 2025

Question: Are oil drain valves and service valves required to be plugged or capped when not in use? Answer: Yes. All shut-off valves connecting equipment or piping to the atmosphere must be plugged, capped, blanked, or locked closed when they are not in use. ANSI/IIAR 2-2021 §13.3.2.6 states “Shut-off valves connecting ammonia-containing equipment or piping […]