LTE Ahem.
the old standard is fifty hours isn't it, certainly went close on this thread, --for hot air, and --- pissing. a school i went to once used to have the a new boy pissing contest, boy could those mothers squirt after fifty hours!
seriously, for the femme fatale, if in doubt push it out, your hands and feet i mean, unless you're french they would use the left foot. try it, it gives clean air in a flash.