Making and testing a liquid film cooled 2 liter bottle whoosh rocket. With a very simple design using compressed air and isopropyl alcohol, it extends the burn time substantially. Channels mentioned: Integza- / integza Sam Rogers- / samrogers SmarterEveryDay- / smartereveryday The Woosh Rocket only uses: -2 liter bottle -3D printed nozzle(I don’t release files I find particularly dangerous) -¼ in brass tee fitting Fuel system -¼ in vinyl tubing ~2 or 3 feet -¼ in barbed hose fitting to ¼ in npt male adapter -aquarium pump Air system -air compressor and hose -¼ in quick connect fitting -check valves -various adapters for solenoid Electronics -½ in solenoid valve -bbq igniter + AA battery -relay and other control panel components -3mm bolts + alligator clips + bunches of wires Music: Sage -Slenderbeats New Day- Patrick Patrikios