Copper-Iron Thermopile Subcategory_Sensors and Probes Three-times life size cross section

Three-times life size cross section exposes cortex

rolling smoothly across inclined and level surfaces in friction and motion experiments

Low-form porcelain crucible with lid holds 17mL for high-temperature combustion

Double-concave glass lens at 3-inch diameter and 200mm diverging focal length

Jumbo three-dimensional frog dissection model with keycard demonstrates amphibian anatomy and organ systems for detailed vertebrate teaching

Copper-Iron Thermopile Subcategory_Sensors and Probes Three-times life size cross sectionSeven junction copper and iron thermopile from four 130mm wires of each metal, the series arrangement amplifying the Seebeck voltage for radiant heat detection experiments.