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You have to be kidding me, there is NO excuse for working on or operating aircraft and carrying out safety critical tasks while under the influence of alcohol under ANY circumstances, and to significantly reduce that is NOT addressing the problem, it needs to be stopped completely. Random breath tests for all ranks comes to mind.
“Action is taken to ensure RAFAT personnel access alcohol responsibly and that the risk of those engaged in safety critical task whilst under the influence of alcohol is significantly REDUCED.”
https://www.raf.mod.uk/documents/pdf/rafat-coc-report/
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