An Article By Gary Vasilash On His Blog Titled “Shiny Metal Boxes” About A Recirculation Pump/Blower That Zahnradfabrik Friedrichshafen (ZF) AG Had Developed For Hydrogen-Electric Vehicles.

Zahnradfabrik Friedrichshafen, by the way; translates to ‘Cogwheel Factory of Friedrichshafen’ in the Standard German language.