Learn about the power of hydraulic machines by comparing the capabilities of hydraulic and manual cranks. Discover the inner workings of hydraulic machines and see firsthand how high pressure oil can lift heavy loads.
D: 3145 Hamilton Blvd. Bypass, Allentown, PA 18103
H: Mon.-Sat., 10 a.m.-5 p.m.; Sun. 12-5 p.m.