Human Skin Model, 70X Enlarged, 13 x 9" Material_Polypropylene Five 32mm ceramic ring magnets

Five 32mm ceramic ring magnets stack on a 150mm wooden dowel rising from a 5

Triple-parallel plastic pulley with three 50mm wheels on a steel frame with end hooks

and 400 ppm

and concentrated oxidizer monitoring in water-treatment workflows

Shows oxygenated and deoxygenated blood paths between heart chambers and alveolar surfaces through seven hand-painted removable parts designed with medical-professional input

Human Skin Model, 70X Enlarged, 13 x 9" Material_Polypropylene Five 32mm ceramic ring magnetsSeventy times enlarged skin cross section reveals epidermis, dermis, and subcutaneous layers with embedded hair follicles, sweat glands, and sensory nerves.