5-Piece Double-Parallel Plastic Pulley Set, 50mm Diameter Material_PVC and flagellum

and flagellum

Integrated diaphragm beneath an 8-inch heart model contextualizes cardiac position within the thoracic cavity during combined respiratory and cardiac teaching

and aqueous titrants

ground to polished beveled edges and usable as a top-spinning base in secondary mechanics demonstrations

Six-piece polypropylene beaker set spans 50mL to 2000mL for complete classroom and lab volumetric workflows without glass breakage risk

5-Piece Double-Parallel Plastic Pulley Set, 50mm Diameter Material_PVC and flagellumFive pulley set of double parallel 50mm plastic pulleys on open sided steel frames, equipping a class for compound pulley and multi rope mechanical advantage experiments.