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Ring & Ball Apparatus -Cat# 83-7115-00

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83-7115-00
CA$22.50
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Quick Overview
Ring & Ball Apparatus
  • For demonstrating the expansion or contraction of metals.
  • The brass ball will pass through the ring when both are the same temperature, but not if the ball is heated.
  • Consists of two brass rods with wooden handles, one is fitted with a ring and the other with a ball of approximate diameter 25mm, attached at the end.
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