This is the punching machine! It’s a pneumatic air cannon with a piston in it instead of a an open chamber to launch things. We had a pretty good time testing out different items against it. We got ahold of this machine from a shoot we did with the Nerdist about RoboCop vs. Terminator (vid on their channel) — — — — — #science #sciences #scienceart #sciencefacts #edu #educational #education #stem #steam #experiment #experiments #nickuhas #punching #punchingmachine