Occupational Health/Risk Analysis

Swiss cheese model

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Swiss cheese model

One field where the Swiss cheese model is used extensively is in spacecraft. In space, NASA is unable to service spacecraft, so redundant systems, and processes, have to be built in so the mission is 100% successful in not being inoperative.

The same margin of error applies to society as well.

Hierarchy of hazard controls (NIOSH)

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The NIOSH Hierarchy of Hazard Controls
 
Earliest mention of the Hiearchy of Controls

More information

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On Wikipedia

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