Description
Pointed three-arm metal star on a 4mm socket pivot
paired with an experiment guide
Eight 15 x 10 x 10cm pinhole boxes
Glass tube 33 inches long with a cork piston riding on a stable wooden base
Conical Conductor, 10 x 5cm Category_Glassware Pointed three-arm metal star onTen centimeter brass cone on an ebonite insulator and metal base, demonstrating that electrostatic charge concentrates most densely at the tip where surface curvature is highest.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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