“OSHA Says”: Thermal Exposure

“If you can’t take the heat, get out of the kitchen.”  — Harry S. Truman For decades, I’ve told people that OSHA requires thermal protection on surfaces over 140°F (60 C) up to a height of 7 feet. People just accepted that because a) I was the expert and b) it made sense. Recently, though, [...]

By |2025-04-10T09:46:58-05:00April 10th, 2025|PHA, Process Safety, Risk Assessment, Workplace Safety|0 Comments

Process Safety: On the Bourbon Trail

“Devils drinking devils and the flames are getting higher. All of Bardstown’s crying tonight, Heaven Hill’s on fire.”  — Shannon Lawson, The Galoots Chris Schmidt and I recently returned from a week-long trip to Kentucky to enjoy the countryside and to sample bourbons from some of the 46 distilleries on the Kentucky Bourbon Trail. As [...]

“It’s Probably Water”: Is That Good Enough?

“You can’t trust water. Even a straight stick turns crooked in it.”  — W. C. Fields ChrisSchmidt and I recently visited several distilleries on Kentucky’s Bourbon Trail. After tasting one particularly strong whiskey, she reached for a tall glass of clear liquid to chase it down. “Yeah, that’s probably water,” said our tasting guide, hinting [...]

By |2025-03-27T08:31:27-05:00March 27th, 2025|Chemicals, Process Safety, Process Safety Management, Workplace Safety|Comments Off on “It’s Probably Water”: Is That Good Enough?

Breaking Safe: Delta Flight 4819

“No Watson, this was not done by accident, but by design.”  — Sherlock Holmes On Monday, February 17, 2025, after being cleared for landing at the Toronto Pearson International Airport, Delta Flight 4819, a Bombardier CRJ-900, crashed. Buffeted by wind gusts up to 37 mph, the plane hit the runway hard, lost its right wing, [...]

By |2025-03-13T13:30:57-05:00March 13th, 2025|Current Events, Process Safety, Workplace Safety|Comments Off on Breaking Safe: Delta Flight 4819

Gambling With Safety: Acceptable Risk vs. Tolerable Risk

“How often misused words generate misleading thoughts.”  ‑ Herbert Spencer I once worked for an organization where senior managers freely expressed their differences of opinion. Often, they would dismiss a colleague’s position, saying, “That’s just semantics.” It became easy for me to conclude that semantics, the meaning of words and statements, were trivial. I know better [...]

By |2025-03-06T10:09:11-06:00March 6th, 2025|PHA, Process Safety, Process Safety Management, Risk Assessment|Comments Off on Gambling With Safety: Acceptable Risk vs. Tolerable Risk

“OSHA Says”: Oxygen Monitoring

“Beware of false knowledge; it is more dangerous than ignorance.”  — George Bernard Shaw Because of the work we do, we often hear about OSHA requirements that don’t actually exist. Something akin to, “Well, OSHA says you have to…” Occasionally, they are right. More often though, the requirement fulfills someone’s agenda and OSHA is the [...]

By |2025-01-30T09:00:50-06:00January 30th, 2025|Process Safety, Workplace Safety|Comments Off on “OSHA Says”: Oxygen Monitoring

Tick Tock, Tick Tock: Is It Time for a PHA Revalidation?

“Time keeps on slipping, slipping, slipping, into the future.”  — Steve Miller The Process Safety Management (PSM) standard, 29 CFR 1910.119, states in (e)(6) that “At least every five (5) years after the completion of the initial process hazard analysis, the process hazard analysis shall be updated and revalidated by a team meeting the requirements [...]

By |2025-01-23T10:56:23-06:00January 23rd, 2025|PHA, Process Safety, Process Safety Management|Comments Off on Tick Tock, Tick Tock: Is It Time for a PHA Revalidation?

Process Safety: Summertime Slip

“The issue is that heat can cause metals (and other materials) to expand – and in the cold, to contract – which in turn can impact whether a part is in or out of spec.”  — Barbara Osborne You probably understand the idea of thermal expansion: when materials warm up, their atoms vibrate faster, so [...]

By |2025-01-16T09:54:52-06:00January 16th, 2025|Process Safety, Process Safety Management|Comments Off on Process Safety: Summertime Slip

Recommendations: Evolution of an Approach

“The hardest thing is writing a recommendation for someone we know.”  — Kin Hubbard We’ve all heard, over and over, that data without analysis is useless. Well, analysis without recommendations is just as useless. Unfortunately, many young engineers are incredible analysts but then mistakenly believe that their analysis will stand on its own, that the [...]

By |2025-01-09T10:31:25-06:00January 9th, 2025|PHA, Process Safety, Process Safety Management|Comments Off on Recommendations: Evolution of an Approach

Process Safety Concerns: Lithium-Ion Battery Recycling

“Recycling lithium-ion batteries is a complex and inherently risky process.”  — Brian O’Connor, NFPA Recently, a lithium-ion battery-powered Cybertruck exploded outside of the Trump International Hotel in Las Vegas. It wasn't the Li-ion batteries that exploded, though. It was a cargo of fuel and fireworks. In the case of the Li-ion battery recycling plant in [...]

By |2025-01-08T09:15:00-06:00January 2nd, 2025|Chemicals, Current Events, Process Safety, Process Safety Management, Workplace Safety|Comments Off on Process Safety Concerns: Lithium-Ion Battery Recycling
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