Halogen Light Source for Optical Bench, 12V Entomology & Zoology_Zoology Models these aluminum 4-inch overflow cans

these aluminum 4-inch overflow cans come in pairs for paired-station Archimedes-principle and density investigations

Six-piece laboratory-glass barware set bundles beaker shot glasses

passing freely through the ring at room temperature but halted by the ring after flame heating expands the metal

Equal-mass density set in aluminum

and magnetic strength relationships

Halogen Light Source for Optical Bench, 12V Entomology & Zoology_Zoology Models these aluminum 4-inch overflow cansStand mounted halogen lamp rated 12V 21W, with a positioning lug rod that locates accurately on standard optical benches for lens, mirror, and refraction demonstrations.