Visual Scientifics Metal Rod, 12" x 3/8", Threaded and Magnetic Ends Capacity_120mL and a 6Ω constantan coil

and a 6Ω constantan coil for Joule-heat work

and comparison wires for tensile-elasticity study across different materials

providing an inert electrode that lets students isolate electrolyte and ion behavior from electrode chemistry

this steel-wire test tube rack holds 24 tubes of 15-16 mm diameter in a four-by-six grid for drying and storage

Visual Scientifics Metal Rod, 12" x 3/8", Threaded and Magnetic Ends Capacity_120mL and a 6Ω constantan coilTwelve inch metal rod 3 8 inch in diameter combines a removable magnetic cap and a threaded end, with a 1 4 inch cross hole 2. 5 inches from the base for mechanics experiment platforms.