Fusée à air comprimé avec parachute (Rocket with parachute)

thingiverse

Here is the spun text: Air Rocket Parachute Launch System: A soda bottle is equipped with a parachute-loaded tip, a 4-fin base and a launcher system. The system works by filling the soda bottle one-third full of water then retaining it on the launch platform using its neck. Using an air compressor, inflate the bottle to 5-6 bars, release, then soar into the sky. Reach a hundred meters above sea level and trigger automatic parachute deployment, allowing for gentle landing. Note: I made the necessary corrections so that you could read in American English, since it has more widespread recognition