An arrangement for demonstrating the expansion of solids on heating. After heating in a burner flame, the ball no longer fits through the bore in the bracket. Steel ball with chain and handle.
Dimensions of the bracket in mm: approx. 40x50x40 mm²
Diameter of ball: approx. 22 mm
Length of handle with shaft: approx. 225 mm
Weight: approx. 175 g
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