LEL

Failing to control flammable vapor results in severe injuries for by-stander (video)

A video I posted over two years ago has come full circle. A citizen (some may call him homeless) was allowed to sit (and smoke) within 20′ of a gasoline tanker unloading operation at a gas station. His actions may not have been his sole demise, as we can see in the video evidence that…...

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Switch Loading + Static Electricity = Fatal Burns

FACT: Most flammable liquid vapors have a Minimum Ignition Energy (MIE) of less than 1 millijoule (mJ). Most of us do not even feel static which is less than 15 mJ. So the amount of energy necessary to ignite most flammable vapor atmospheres is not even observable by humans. At 6:15 p.m. on October 30,…...

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Welding on Diesel Tank results in fatality

At 2:45 p.m. on May 31, 2024, Employee #1, 39, was performing welding work on a diesel fuel tank. During the welding process, an explosion occurred, resulting in the employee’s fatal injuries. The explosion was caused by overpressure inside the tank, which caused metal parts to be ejected. Emergency services responded to the scene, but…...

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What is a “flash point”?

I teach about a dozen flammable liquid courses annually, and it is one of my favorite courses to teach, as I love the technical side of hazardous materials. And my course always starts with a discussion around the 1st step in making a flammable liquid a hazardous material… FLASH POINT. And over the 30+ years,…...

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