Hand- and Motor-Driven Van de Graaff Generator, 100,000V Material_Polytetrafluoroethylene (PTFE) Cross-sectional 3D monocot stem model

Cross-sectional 3D monocot stem model on a mounted base exposes scattered vascular bundles

Single-turn and five-turn 62mm coils of 1

two steel support rings

Eight-piece glazed porcelain scientific sake set pairs 4 drinking cups with 4 matching lids for Japanese-style sake service with lab-aesthetic styling

Test tubes in borosilicate glass hold 25mL with inverse scale graduations for specialized measurement and chemistry procedures

Hand- and Motor-Driven Van de Graaff Generator, 100,000V Material_Polytetrafluoroethylene (PTFE) Cross-sectional 3D monocot stem modelSwitchable between hand crank and motor drive, this Van de Graaff generator lets instructors demonstrate both energy transformation and sustained high voltage discharge.