Triangular Steel Lab Tripod with Rubber Feet, 5.25 x 8.25" Light & Optics_Spectroscopy the lightweight beveled body giving

the lightweight beveled body giving safer per-desk Snell's law and lateral-displacement demos

8mm thickness produces reduced virtual images with a notably widened apparent field

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

leaving inertia to drop the ball straight into the waiting receptacle below

demonstrating mechanical advantage as the angle of incline changes the effort needed to roll the cart up the slope

Triangular Steel Lab Tripod with Rubber Feet, 5.25 x 8.25" Light & Optics_Spectroscopy the lightweight beveled body givingSteel triangular laboratory tripod with rubber feet, 8. 25 inches tall, supporting beakers and flasks above a heat source without slipping on the bench surface.