Soda Glass Pneumatic Trough with Concave Base, 12 x 6 inch Subcategory_Scales and Balances Composite rod splitting glass and

Composite rod splitting glass and brass at its midpoint

with a clean linear pole structure for field-line mapping work

the diverging curvature paired with low mass for ray-box mounts and lightweight optics setups

and field magnet for direct observation as students trace how current produces rotation in a closed magnetic circuit

Integrated diaphragm beneath an 8-inch heart model contextualizes cardiac position within the thoracic cavity during combined respiratory and cardiac teaching

Soda Glass Pneumatic Trough with Concave Base, 12 x 6 inch Subcategory_Scales and Balances Composite rod splitting glass andSoda glass pneumatic trough with concave base measures 12 inches diameter by 6 inches tall for gas collection over water.