Combustible Dust Tests: Now What?

“We have first raised a dust and then complain we cannot see.”  — George Berkeley You don’t need to be convinced that combustible dusts are hazardous. You’ve seen the photographs of demolished grain elevators, of the Imperial Sugar plant in Port Wentworth, Georgia looking like the Dresden firebombing in World War II. You’ve heard about [...]

By |2025-01-16T15:42:24-06:00March 11th, 2021|Combustible Dust, Process Safety, Process Safety Management, Risk Assessment, Workplace Safety|Comments Off on Combustible Dust Tests: Now What?

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 |2025-01-16T15:45:52-06:00February 18th, 2021|Chemicals, PHA, Process Safety, Process Safety Management|Comments Off on Process Safety Beyond the Fence Line

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 |2025-01-16T15:47:35-06:00February 4th, 2021|Chemicals, Current Events, Workplace Safety|Comments Off on Simple Asphyxiation: The Tragedy in Gainesville

Pool Fires

“Build a man a fire, and he’ll be warm for a day. Set a man on fire, and he’ll be warm for the rest of his life.”  — Terry Pratchett The most common fire in a process plant is a pool fire. A pool of flammable liquid, something that exists normally or, more likely, something [...]

By |2025-01-16T15:51:47-06:00January 8th, 2021|Chemicals, Process Safety|Comments Off on Pool Fires

How Likely? Your Guess is As Good As…

“For what it's worth, a good streak doesn't jinx you, and a bad one, unfortunately, does not mean better luck is in store.”  — Leonard Mlodinow When someone tells you that they took a calculated risk, they almost certainly are not speaking the truth, to you or to themselves. That’s because there were almost certainly [...]

By |2025-01-17T09:31:35-06:00November 5th, 2020|Process Safety, Risk Assessment|1 Comment

What We Know: Another Explosion in Houston

“All I know is what I read in the papers.”  — Will Rogers When there is a catastrophic release of highly hazardous chemicals, I want to know about it. I want to know what happened, why it happened, and what I can learn to keep it from happening again. I go to news accounts. All [...]

By |2025-01-17T10:20:54-06:00January 30th, 2020|Chemicals, Current Events, Workplace Safety|Comments Off on What We Know: Another Explosion in Houston

Breaking Up Is Hard to Do: HazOp Nodes

“Come on, baby, let’s start anew, ‘cause breaking up is hard to do.”  — Neil Sedaka Before a HazOp team ever assembles, the facilitator has some important tasks to complete: get agreement with management on the scope of the review, identify the boundaries of the study, and break the process up into nodes.  And breaking [...]

By |2025-01-17T10:23:16-06:00January 9th, 2020|PHA, Procedures, Process Safety Management|3 Comments

Inconceivable: Unrecognized Hazards

“You keep using that word.  I do not think it means what you think it means.”  - Mandy Patinkin as Inigo Montoya, in The Princess Bride I find the phrase “While we never anticipate a loss of cabin pressure…” incredibly annoying.  To anticipate means to think of something that will or might happen in the [...]

By |2025-01-17T10:26:37-06:00December 5th, 2019|Process Safety, Risk Assessment, Safety Lifecycle|1 Comment

A Fatal Cleaning Incident: Familiarity Breeds …

“While devastated at this unimaginable loss, we are so very proud that Ryan died while trying to protect his fellow employees and restaurant patrons.”  — family of Ryan Baldera On November 7, 2019, a restaurant employee in Burlington, Massachusetts was overcome by fumes from a “strong chemical cleaning agent” and died. Thirteen others were taken [...]

By |2025-01-17T10:27:53-06:00November 14th, 2019|Chemicals, Current Events, Workplace Safety|Comments Off on A Fatal Cleaning Incident: Familiarity Breeds …

We’re Not Wizards

“But how they can be charged with negligence because they were not wizards, appellant’s brief does not make clear.”  — Osmond K. Fraenkel, successfully arguing before the New York Supreme Court, 1935 In a world where companies tout “Zero Incidents,” not as an aspirational definition of perfect safety, but as a measurable and achievable target, [...]

By |2025-01-17T10:31:22-06:00October 17th, 2019|PHA, Process Safety Management, Risk Assessment, Safety Lifecycle|Comments Off on We’re Not Wizards
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