Educators from the Kansas Cosmosphere and Space Center in Hutchinson were on site all day teaching students about the fundamentals of rocketry and aeronautics. And to cap the day off, two staff members launched a trash can several hundred feet in the air.
With the students standing well away, the Cosmosphere staff mixed hot water and liquid oxygen in a five-gallon bucket before putting a plastic trashcan on top:
With the pressure from the chemical reaction, the trashcan shot up into the sky…:
…which made for an exciting note to end the week: