Immersion Heater for Metal Block Calorimeter, 12V 50W Capacity_150mL Square-section aluminum 42-inch bench graduated

Square-section aluminum 42-inch bench graduated in 1cm steps along its 100cm rail

an O-ring seal

Built for kitchen science whimsy

polished with ground edges for image-formation experiments in introductory optics

Entry-level two-part human skull model separates the skull cap to reveal the cranial cavity for introductory head-anatomy teaching at secondary and college levels

Immersion Heater for Metal Block Calorimeter, 12V 50W Capacity_150mL Square-section aluminum 42-inch bench graduatedHeat resistant insulated 12V 50W immersion heater sized for metal block calorimeters, with 4mm socket termination for direct connection to a standard laboratory low voltage supply.