Remember the experiment where CO2 was pumped into a chamber in order to stop the transmission of heat from a guy's face. (mc-computing.com)
This allows the engine to continue to rotate even though you have the brakes applied and have stopped the transmissions input shaft. (mechanics.stackexchange.com)
«The best way to stop transmission from mother to child through breastfeeding was to give out free formula. (unicef.org)