He grew tired of using air-pressurized fuel delivery systems in his experiments due to safety reasons, and decided to create something approximating more grown up rocket designs. The result was a ...

SAFETY: This rocket uses air pressure to ... You supply the energy as you pump air into the bottle. The air pressure inside builds up and pushes on the water. But friction holds the cork in ...

A central goal of the DLR institute is to bundle all competencies in the field of rocket propulsion turbopumps in order to conduct targeted and effective research. DLR scientists are concentrating on ...