Recent Blog Posts
Ammonia makes a brief appearance in this week’s edition of the Ammonia Week in Review…… OSHA Investigating Possible Ammonia Leak at Reser’s Plant – The Occupational Safety and Health Administration is investigating a report of an ammonia leak at the Reser’s Fine Foods plant in Topeka last week. […keep reading] Q&A | Relief Valve Replacement (Dual Assembly) – Question: Do both relief […]
Question: Do both relief valves on a dual assembly have to be replaced every five (5) years, or just the relief valve that has been subject to system pressure? Answer: Most pressure vessels in an ammonia refrigeration system exceed 10 cubic feet in volume (normal exceptions are oil pots and small oil separators), and therefore are […]
Ammonia tries to catch a flight in this week’s edition of the Ammonia Week in Review…… Meat Factory Near Prestwick Airport Evacuated After Suspected Ammonia Leak – Firefighters were called to the Hall’s of Scotland plant in Prestwick, South Ayrshire, at around 4.40am. Crews entered the Glenburn Road premises to isolate the leak after the night shift staff were accounted […]
Ammonia news, events, resources and leaks compose this week’s edition of the Ammonia Week in Review…… Ammonia Leak at Port De Grave Crab Plant – An ammonia leak caused a stir at a crab processing plant in Port de Grave Monday afternoon. […keep reading] Ammonia Leak Capped at Stockton Business – An ammonia leak that forced a number of businesses to shelter […]
Question: What is the correct NFPA 704 placard for an ammonia refrigeration system? Answer: This question has caused enormous confusion in the ammonia refrigeration industry, so I will attempt to bring some clarity to the issue. ANSI/IIAR 2-2008 Addendum B §13.1.10.4 requires that “Refrigerating systems shall be provided with approved informative signs, emergency signs, charts and […]