Claude Puech, the brand’s advertising director, created what’s now known as the Balloon Car in 1959 to highlight the hydropneumatic suspension system. He took a DS 19 finished in Ecaille ...

You're sitting in a car that's not moving. Also in the car is a helium-filled balloon, which is resting up against the car's ceiling somewhere near its middle. The driver hits the gas and the car ...

They experiment with two ways that vehicles may be driven - energy directly applied to the axle with a wind-up rubber band, and energy that is separate from the axle using balloon-powered propulsion.

A balloon A straw A piece of string 3 to 5 meters long that passes easily through a drinking straw, e.g., linen thread or butcher’s twine Adhesive tape (e.g., masking tape) Scissors When you inflated ...

And what happens to the balloon? It flies toward the back of the car! Maybe you've noticed this for yourself. Maybe you haven't and you don't believe it. Just watch a helium-filled balloon the ...