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Sleep Story 257 - Rubber Hand Stamps

Bore You To Sleep - Sleep Stories for Adults

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The Cohesion of India Rubber and Lead

A piece of pure gum containing no combined sulphur, iodine or other vulcanising constituents will be found to exhibit a very striking peculiarity. Two freshly cut surfaces when placed in contact will adhere. This is not inconsequence of any vicious or sticky coating. When India rubber is cut the surface is perfectly dry and non-adherent except to itself. The rider once had this property of adhesion brought strongly to his attention.

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