Seeing children brutally kill each other because the adults in charge force them to do so is disgusting. (mrqe.com)
If the charged balloon is brought close to a wall, that negative charge forces some of the wall's electrons away, leaving the surface positively charged. (seas.harvard.edu)
If there was enough pressure, it is conceivable there could be some intake charge forced out of the exhaust port if there was enough overlap. (mechanics.stackexchange.com)