Human Circulatory System Model, Half Natural Size, on 32 x 12" Base Human Anatomy_Human Anatomy Models 5 by 4-inch ventilation apparatus

5 by 4-inch ventilation apparatus modeling historic mine-gallery airflow and domestic chimney convection through a candle-driven hot-air-rise demonstration

Features white enamal graduations every 100mL

Spring-loaded for hands-free grip

Laboratory table clamp mounting rods to benches up to 2

and thylakoid architecture for photosynthesis and organelle ultrastructure teaching

Human Circulatory System Model, Half Natural Size, on 32 x 12" Base Human Anatomy_Human Anatomy Models 5 by 4-inch ventilation apparatusHalf life size circulatory system board traces arterial and venous pathways from heart to peripheral capillaries with numbered, hand painted detail for blood flow teaching.