Ball and Ring

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Product Number: SB07985

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Brass ball, 3/4 in. diameter, fits into brass ring. Ball passes freely through ring when both are at same temperature. After application of heat, as little as 100° C change in temperature, the ball cannot pass through the ring until it cools or until the ring is heated. Wooden handles.

Item Weight: 0.63
Prop 65:
Brand: United Scientific Supply
Subject Areas: Physical Science


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