Economy Graphite Crystal Model Set Item Type_Dissection Pins Captive 19mm brass ball on

Captive 19mm brass ball on a rod-mounted Gravesande ring

this brass cylinder on an ebonite-insulated base demonstrates Faraday-cage shielding and uniform-curvature charge density

Beaker-themed beer pong set includes 12 polypropylene 500mL beakers and 2 pong balls for chemistry-themed party gameplay

Plastic-molded base on this 2

Cast-metal Newton's-Second-Law apparatus on a 10 by 2

Economy Graphite Crystal Model Set Item Type_Dissection Pins Captive 19mm brass ball onEconomy format graphite crystal model showing the layered hexagonal structure and the weak interlayer bonds responsible for graphite's slippery, lubricating properties.