Human Head Model, Frontal and Median Section Light & Optics_Spectroscopy sized for finer-gauge resistance demonstrations

sized for finer-gauge resistance demonstrations and small-scale heating elements where the heavier gauges would over-deliver current

and rolling stand for comprehensive anatomy instruction and patient education

5 inch specific gravity cylinder with a top hook

its sectioned carburetor and fuel supply exposing the compression-ignition cycle to a hand-cranked turnover

5-inch compact and 6-inch long-format units

Human Head Model, Frontal and Median Section Light & Optics_Spectroscopy sized for finer-gauge resistance demonstrationsFrontal and median head sections expose brain, cranial sinuses, oral cavity, and cervical spine across the same model for comprehensive head anatomy teaching.