HAZCOM Classification and Labeling Table
This may be helpful to some. Use in your training or written program…. Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
Example of “Highly Toxic” and the fatal event (OSHA)
The term “Highly Toxic” has been codified in the IFC as: A material which produces a lethal dose or lethal concentration which falls within any of the following categories: 1. A chemical that has a median lethal dose (LD50) of 50 milligrams or less per kilogram of body weight when administered orally to albino rats…...
Safety Thought of the Week… be as inquisitive as a 5-year old
I used this humorous video to open my casual analysis training. Every parent has been there, but our kids’ curiosity is great. It’s how they LEARN. Sure, they may not understand all they are hearing (the same goes for adults in accident investigations), but that curiosity is what we need when leading a causal analysis…...
Initial Explosion at Iranian Port (4/26/25)
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Leak Test Gone Bad
At 11:05 a.m. on August 5, 2022, an employee, 59, was pressure testing a pressure vessel for leaks with compressed air when the air pressure became too high within the vessel. The lid of the vessel flew open and struck the employee in the arm, abdomen, chest, and head. The employee was taken to the…...
Pressure Test Gone Bad (air-cooled heat exchanger)
At 4:00 p.m. on April 14, 2023, an employee, 23, working for a structural sheet metal manufacturer, was performing hydrostatic testing on an air-conditioned heat exchanger. A plug failed under pressure, striking the employee. The employee was killed after being impaled in the chest by the plug…. Membership Required You must be a member to...
Fatal Hydrogen Tube-Trailer Accident
In 1981, workers at LANL were about to fill hydrogen (H2) cylinders from a large, H2-filled tube trailer. They used a manifold containing residual oxygen (O2), which was also connected to a tube trailer of O2 with only one valve separating these incompatible gases. When the mix ignited, the workers attempted to purge O2 from…...
Zero equals Zero, not 0.27 psig
A 25,000-gallon tank used to store nitrogen or carbon dioxide at 250 psig needed maintenance that required the removal of a four-foot diameter, 500 lb manhole cover. The tank was evacuated to 0 psig using the manually operated relief valve. Once the workers no longer heard air flowing through the valve, they released the stick…...
Understanding common pressure units
There are numerous units used to measure pressure…… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
A contractor boilermaker loses consciousness (N2 with air-line helmet respirator)
A contractor boilermakerlost consciousness following the inhalation of nitrogen supplied through an air-line helmet respirator. Recommendations Source: https://www.rshq.qld.gov.au/safety-notices/mines/coal-mine-worker-loses-consciousness-following-the-inhalation-of-nitrogen-supplied-through-an-air-line-helmet-respirator… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...
EPA RMP & EPCRA Citations @ Food Plant (NH3 & $210K
Respondent operated a facility that utilizes anhydrous ammonia to provide cooling capabilities to processing, shipping, cooler areas, silos, and chillers for its beef and meat products. On March 30, 2022, EPA performed an inspection of the Facility to evaluate compliance with the Comprehensive Environmental Response, Compensation and Liability Act (“CERCLA”) Section 103, EPCRA Sections 304-312,…...
When do I need a Fire Prevention Plan (1910.39)
The standard applies…… Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here...