The gas emitting from the injuneering crews orifice or should that be oriffi are stored in an aerosol can labeled SYB and used to cold start any recalcitrant machinery.
For those NOT a member of the Order of the Spanner = SYB stands for Start Ya Bastard
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Oul scabby knuckles
If at first you don't succeed, destroy all evidence that you tried
Anything God didn't create was made by engineers.
I try so hard to make things idiot proof but they keep making better idiots