Machined Vacuum Pump Plate, 200mm Diameter Item Type_Labware Proves horizontal velocity does not

Proves horizontal velocity does not affect vertical fall time through a push-button launcher that simultaneously projects one steel ball and releases another

bundling Faraday's pail

with a single-point central support stabilizing the rail

Fitted with a built-in mercury gauge and flexible hose

Single B22 bayonet lamp holder on a hard plastic base with two 4mm banana terminals

Machined Vacuum Pump Plate, 200mm Diameter Item Type_Labware Proves horizontal velocity does not200mm aluminum pump plate with a stopcock and integrated pump connector on a heavy tripod base, supplied with a rubber seal for bell jar vacuum demonstrations.