5-Material Equal Mass Density Set (Aluminum, Brass, Nylon, Acrylic, PVC) Metal Labware_Metal Bases & Rods this polished hardwood funnel stand

this polished hardwood funnel stand holds two 1

Metal spouting cylinder with multiple outlet holes at different heights

Half-size digestive system model fits smaller class benches while preserving the full esophagus-to-rectum path and accessory organ anatomy in two removable parts

Turning the hand crank walks students through every stage of the 2-stroke gasoline firing cycle on a 14-inch model

5-Material Equal Mass Density Set (Aluminum, Brass, Nylon, Acrylic, PVC) Metal Labware_Metal Bases & Rods this polished hardwood funnel standEqual mass density set in aluminum, brass, nylon, acrylic, and PVC, the shared mass isolating volume and density as the distinguishing variables across metals and polymers.