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01691 770366   |   sales@selectschoolsupplies.co.uk

 
 
 

Ring and Ball

£4.70

£4.70

101760

An apparatus for demonstrating thermal expansion, comprising of a captive brass ball secured to a mounted brass ring by a chain. Ring mounted rod with wooden handle. The ball passes through the ring when cold but will not pass through when heated.

*PLEASE NOTE WE ONLY SUPPLY CHEMICALS TO EDUCATIONAL ESTABLISHMENTS *

Please contact us if you need more informaton on this product

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