The Mercedes Water Cannon 10K (affectionately known as the WaWe10) is capable of blasting hippies with 1,400 gallons of water a minute through three on-board cannons. German polizei have already ordered 78 of them. Expecting a riot?

Ford engineers have rigged a giant water cannon to a Volvo V70R to test effects of a side-impact crash without the crash. Better news? Ben's trying out this Carpocalypse-level technology as we speak. More below.