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Meteors and Black Swans: Worst Case Scenarios

Posted on November 10th, 2016 by in Chemical Manufacturing Excellence

“No matter how bad things are, you can always make things worse.” Randy Pausch

We really need to stop talking about “worst-case scenarios” when we do a process hazard analysis (PHA) or a quantitative risk assessment (QRA). It’s a nonsense term.  More often than not, it is an obstacle to good analysis, not an aid. Continue reading “Meteors and Black Swans: Worst Case Scenarios” »