Before revision: These included the Hazard and Operability (HAZOP) review, developed by ICI in the 1960s, Failure Mode and Effect Analysis (FMEA), checklists and What-If reviews.
After revision: These included the hazard and operability (HAZOP) review, developed by ICI in the 1960s, failure mode and effects analysis (FMEA), checklists and what-if reviews.