About Mike Schmidt

With a career in the CPI that began in 1977 with Union Carbide, Mike was profoundly impacted by the 1984 tragedy in Bhopal and has been working on process safety ever since.

PHAs-The Difference Between HazOp and FMEA

“Apples and oranges aren’t that different really. I mean they’re both fruit. … I could understand if you said, ‘That’s like comparing apples with hermaphroditic ground sloths.”  — Chuck Klosterman A client recently asked us to “outline the difference in method and objective for FMEA vs. PHA/HAZOP and LOPA.” They were interested in evaluating system [...]

By |2026-08-14T13:54:06-05:00August 14th, 2026|PHA, Process Safety Management, Risk Assessment|Comments Off on PHAs-The Difference Between HazOp and FMEA

Management of Change: When Is It Regulated?

“If you want to truly understand something, try to change it.”  — Kurt Lewin All change should be managed; in any endeavor, under any circumstances. When people ask about management of change, however, they are usually talking about the specific regulatory requirements of the Occupational Safety and Health Administration (OSHA) and its Process Safety Management [...]

By |2026-08-06T10:47:15-05:00August 6th, 2026|Process Safety, Process Safety Management|Comments Off on Management of Change: When Is It Regulated?

Secrecy vs. Safety

“Bureaucracy and compliance now seem less about managing the safety of the workers we are responsible for, and more about managing the liability of the people they work for.”  — Sidney Dekker One of the foundations of process safety is that we learn from experience. Because relevant experience comes from making mistakes and facing failures, [...]

By |2026-07-30T12:07:11-05:00July 30th, 2026|Process Safety, Process Safety Management, Workplace Safety|Comments Off on Secrecy vs. Safety

How Powerful? When Vessels Explode

“The United States is like a gigantic boiler. Once a fire is lit under it, there’s no limit to the power it can generate.”  — Winston Churchill When it comes to process safety, we worry about three things: fires, explosions, and toxic releases. When it comes to worst case scenarios, the EPA requires that we [...]

By |2026-07-24T14:55:34-05:00July 24th, 2026|Gas, Process Safety|Comments Off on How Powerful? When Vessels Explode

Well, Actually: Berries and Explosions

“Words are the tools with which we work, the material out of which laws are made, out of which the Constitution was written. Everything depends on our understanding of them.” — Felix Frankfurter One of my favorite things about summer is all the fresh fruits and vegetables. Especially strawberries in June and blackberries in July. “Well, [...]

By |2026-07-17T15:39:09-05:00July 16th, 2026|Process Safety|Comments Off on Well, Actually: Berries and Explosions

Hazardous Materials: What Are Safe Limits?

“In limits, there is freedom.”  — Julia Cameron There is great comfort in knowing that even the most hazardous substances have safe limits. One molecule of a substance is not enough to be hazardous. However, there is some concentration—especially for gases and vapors—that is too high to be exposed to safely. A lot of effort [...]

By |2026-07-10T16:50:38-05:00July 10th, 2026|Chemicals, Gas, Process Safety|Comments Off on Hazardous Materials: What Are Safe Limits?

Process Safety: Aging Equipment

“If I’d known I was going to live so long, I would have taken better care of myself.”  — Billy Noonan The 1967 film, The Graduate, has one of the most famous lines in all of cinema. Mr. McGuire is giving advice to recent college graduate, Benjamin Braddock, played by Dustin Hoffman. Mr. McGuire: “Just [...]

By |2026-07-02T15:31:00-05:00July 2nd, 2026|Chemicals, Procedures, Process Safety, Workplace Safety|Comments Off on Process Safety: Aging Equipment

Process Safety: Info We Need from Equipment Manufacturers

“If you don’t live up to somebody’s standards, you get hammered.”  — Anthony Rendon I drive a 2006 Toyota Corolla. When I bought it in 2008, the odometer read 11,499 miles. In 2013, when the odometer crossed the 100,000-mile threshold, I declared my hope to reach 250,000 miles. The car is now closing in on [...]

By |2026-06-25T14:50:58-05:00June 25th, 2026|Procedures, Process Safety, Process Safety Management|Comments Off on Process Safety: Info We Need from Equipment Manufacturers

Process Safety: Investigations and Prosecutions

“Rather than a prosecutor saying, ‘You have nothing to fear if you have done nothing,’ a more accurate portrayal would be ‘If I decide you have done nothing wrong, you have nothing to fear.’ ”  — Sidney Dekker I hate it when a prosecutor, especially a politically ambitious prosecutor, decides that the best way to [...]

By |2026-06-23T11:03:26-05:00June 19th, 2026|Chemicals, Current Events, Process Safety|Comments Off on Process Safety: Investigations and Prosecutions

Highly Volatile: Does That Mean Hazardous?

“ ‘When I use a word,’ Humpty Dumpty said in a rather scornful tone, ‘it means just what I choose it to mean neither more or less.’ ”  — Lewis Carroll, in Through the Looking-Glass When Administrative Law Judge Richard DeBenedetto ruled against OSHA in the case of Secretary of Labor v. Meer Corporation (No. [...]

By |2026-06-11T15:02:50-05:00June 11th, 2026|Chemicals, Process Safety, Process Safety Management|Comments Off on Highly Volatile: Does That Mean Hazardous?
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