Batch Processes: Consider a Procedural HazOp

“We know we need civilization and laws and procedures, but isn’t it frustrating? Wouldn’t it be great if we could just do what we needed to do?”  — Lee Child When someone thinks about a Process Hazard Analysis, a PHA, they usually think about a Hazard and Operability Review, a HazOp. And when they think [...]

Death in La Porte: Glacial Acetic Acid is Not Vinegar

“I attach a Material Safety Data Sheet for the safe handling of table salt as required by a governmental agency. One could wax sarcastically about this travesty suggesting that next we will be faced with recommendations for handling sugar or even water. Certainly, something is out of control!”  — Harley W. Rhodehamel, in constituent letter [...]

By |2021-07-30T00:17:31+00:00July 29th, 2021|Chemicals, Current Events, Process Safety|0 Comments

Steam or Hot Oil: Which Is Safer?

“I have always fancied that the end of the world will be when some enormous boiler, heated to three thousand millions of atmospheric pressure, shall explode and blow up the globe… They [the Americans] are great boiler makers.”  — Jules Verne I was recently asked about using hot oil instead of steam to heat process [...]

Storage Tanks: Labeling Requirements

“Don’t rely too much on labels, for too often they are fables.”  — Charles Spurgeon Trick question: “What does PSM require for storage tank labeling?” Trick answer: “Nothing.” Helpful answer: “OSHA doesn’t require storage tank labeling under the Process Safety Management (PSM) standard, 29 CFR 1910.119. It does, however, have requirements for storage tank labeling [...]

Out of Harm’s Way: Using Drones to Fight Chemical Plant Fires

“Running toward danger is foolhardy. But so is closing your eyes to it. Many perils become less dangerous once you understand their potential hazards.”  — Brandon Mull On Thursday, April 29, at about 2:30 pm, neighbors reported several explosions at the Manor Chemical Company in Affton, Missouri, a suburb on the southwest side of St. [...]

By |2021-05-06T14:59:54+00:00May 6th, 2021|Chemicals, Current Events, Workplace Safety|0 Comments

The Next Thing You Know: PSM-Covered Warehousing

“On the first day of school, you got to be real careful where you sit. You walk into the classroom and just plunk your stuff down on any old desk, and the next thing you know the teacher is saying, ‘I hope you all like where you’re sitting, because these are your permanent seats.’”  — [...]

Just Paint? Fire and Explosion in Ohio

“Never underestimate the power of a fresh coat of white paint.”  — Jeremiah Brent Shortly after midnight on Thursday, April 8, there was a fire and explosion at the OPC Polymers unit of the Yenkin-Majestic Paint facility in Columbus, Ohio. One employee died, five employees were hospitalized, and four others were also injured. “But it’s [...]

The Dose Makes the Poison

“All things are poison, and nothing is without poison; the dosage alone makes it so a thing is not a poison.”  — Paracelsus Have you ever noticed that news accounts about incidents in the process industries never talk about “chemicals”? No, the writer always refers to “toxic chemicals”. As though you can’t say one without [...]

By |2021-03-25T16:18:42+00:00March 25th, 2021|Chemicals, Process Safety|0 Comments

Process Safety Beyond the Fence Line

“I’m an actor… I do a job and I go home. Why are you interested in me? You don’t ask a truck driver about his job.”  — James Gandolfini I’ve been struck recently by how much we don’t talk about process safety once the hazardous chemicals we make have been loaded and shipped. Process Hazard [...]

By |2021-02-18T17:00:43+00:00February 18th, 2021|Chemicals, PHA, Process Safety, Process Safety Management|0 Comments

Simple Asphyxiation: The Tragedy in Gainesville

“It is these properties that make materials so useful that also pose hazards to health and property.”  — Peter Lodal Liquid nitrogen has some wonderful properties. It is really, really cold, so it is great for flash freezing delicate items. When vaporized, it helps maintain non-flammable mixtures, even when flammable vapors are present. Because it [...]

By |2021-02-07T00:13:50+00:00February 4th, 2021|Chemicals, Current Events, Workplace Safety|0 Comments
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