At 11:00 a.m. on April 10, 2023, Employee #1, 55, was performing maintenance on the refrigerant lines of a Liquid Chiller used for air conditioning at an airport terminal. Employee #1 was removing the Electronic Expansion Valve (EEV) from the hot gas bypass line. The line contained R-22 refrigerant and compressor lubricating oil at a…...
LINE BREAK GONE BAD (R-22 & Compressor Oil Flash Fire) Read More »
29 CFR 1910.106(d)(2)(iii) specifies the maximum container size depending upon the category of flammable liquid and the type of material from which the container is made. However, it is not uncommon to see flammable liquids in plastic and glass containers that are larger than allowed by the standard. In many cases the chemical is in…...
Flammable Liquid Containers and Size Read More »
With Ohio being a state that allows recreational marijuana use, the construction of marijuana facilities has begun. The Fire Marshal in the state of Colorado created a task force to deal with the hazards of these facilities in CO. Using the International Fire, Building, and Mechanical Codes, they wrote an excellent document called Marijuana Facility…...
Marijuana Facility Guidance Read More »
An oldy but a goody from years past…… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
Hot Work on Aisle 4! Read More »
Chlorine dioxide (ClO2) gas is unstable and decomposes, sometimes violently, into Cl2 and O2 (with a 50% increase in gas volume). When storing chlorine dioxide (ClO2), it is commonly kept in CHILLED WATER because its solubility in water significantly increases at lower temperatures, making it more stable and allowing for higher concentrations to be safely…...
The power of decomposing Chlorine Dioxide (ClO2) Read More »
As many of you know, I stopped using 1910.106, OSHA’s flammable liquid standard, nearly 20 years ago. Instead, I use the Internation Fire Code for all my Hazardous Materials, especially flammable liquids and gases. This code provides some excellent design/requirements for unloading flammable liquids, which can be one of the HIGHEST RISKS on a plant…...
Unloading Flammable Liquids and the Code Read More »
Since 2012, the IFC has required special signage at each Flammable Liquid Truck/Railcar unloading station. This signage is intended to reduce “tank overflow” events (e.g., Loss of Primary Containment (LOPC) events). Here are the requirements:… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
Information Signs @ our Flammable Liquid Truck/RCar Unloading Stations Read More »
As these flammable refrigerants take hold around the globe, the IFC, in its 2024 edition, has specified storage quantities in… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
Storing Category 1B Flammable Gases (e.g. Refrigerants such as HFO-1234yf) Read More »
The respondent was the owner or operator of a cheese production facility that used anhydrous ammonia in its refrigeration processes. Respondent was required to have a material safety data sheet for anhydrous ammonia under the Occupational Safety and Health Act of 1970 and its associated regulations. Respondent produced, processed, handled, or stored a regulated substance…...
EPA GMP RMP & EPCRA citations @ cheese production facility (NH3 & $178K) Read More »
Many of us have struggled to understand the differences between OSHA’s Hazard Categories and the other codes that still use Hazard Classes. Here is a helpful table that can help clarify things…. Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
A comparrison of Hazard Classes and Hazard Categories Read More »
This is an “R” rated post. It is for adults only. It’s a joke, people. When you see it…… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
Who said “safety is not sexy”? (LOL) Read More »
“Police told media outlets that the leak happened late Saturday night at Vanguard Culinary Group. Crews had a hard time reaching valves that were attached to three tanks, each of which holds up to 500 gallons of ammonia. Officials say the leak was caused by a failure in the plant mechanical system. No evacuations were…...
When your local responders throw you “under the bus” Read More »
