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Member Since 3 Years
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GST No. 06HPYPS5291P1ZDAsk for more detail from the seller
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To demonstrate thermal expansion. Comprising a brass ball 25 mm diameter, a brass ring mounted on a rod with a wooden handle, a chain is provided to hold the ball with the ring. The ball passes through the ring when cold but does not after being heated
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Ambala Cantt, Ambala, Haryana 
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