> Can/does wringing out a petrol-soaked chamois leather cause a fire from
> a static electrical discharge?
>
> In the 50s I began learning to fly (Tigers at Dirranbandi with Darling
> Downs, but to my eternal regret, I was unable to complete due to work
> pressures, financial priorities, new marriage etc.), and we were
> instructed never to wring out the chamois in the filter-funnel after
> refuelling from drums.
>
> I've since often wondered if this was in reality a risk; have there been
> documented incidents, and is the precaution still observed where
> applicable? It always seemed to me that there were many more
> possibilities of generating a static spark than wringing out a wet
> chamois, but no-one ever seemed to worry about grounding straps, etc.