Bottle rocket launcher attached to a sturdy base with the capability to launch 2 L plastic soda bottles over 100 ft in the air. Using water as the liquid fuel, pressurize the bottle with a bicycle pump, Remotely launch from a safe distance using the corded release mechanism
Polyurethane Foam kit, to explain how when two viscous liquids are mixed together, they initiate a reaction producing a light weight polyurethane foam, Includes: 1 x 500ml Polyurethane Foam System, Part A (Mixture), 1 x 500ml Polyurethane Foam System, Part B (Mixture)