The "normalization of deviance" is a dangerous phenomenon where minor deviations from aviation safety standards are gradually accepted as normal, increasing the risk of accidents if left unchecked.

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An air-monitoring system in the fall failed to pick up the spread of radioactive contamination from a Hanford demolition site, giving management false assurance that controls were effective, according ...

To some extent, many organizations, if not all, suffer from some form of performance deviation. This can manifest itself in any goal or standard against which organizations may measure themselves.