Electrode Carbon with Stopper, Material: Carbon and rubber, Carbon rod, Fitted into rubber stopper, For use with Hoffman Electrolysis, Diameter: 0.25 in
Electrolysis Electrode, Material: Platinum, Sealed in glass tubes inserted securely in a rubber stopper, Fit standard electrolysis tubes, It has a rubber stopper No.1 with 18 gauge copper wire, Diameter: 0.75 cm, Length: 8.89 cm
Electron tube mounted on terminal base for investigating the design and operation of modern cathode ray tubes. The electron beam can be deflected by an electric field produced by the deflection plates integrated into the tube
Energy Tube, teaching resource for an array of scientific concepts: open and closed circuits, conductors vs. Insulators, light waves, sound waves,currents, and energy, When a conductor touches both of the electrodes on tube, tube emits a sound and flashing red/green/blue LED lights
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