Science: Flexible Glass

Newscameramen in Toledo last week busily snapped pictures of smiling young ladies assuming graceful poses on a swing, a springboard, a seesaw. One view showed the swing's platform sagging under the weight of three girls. In another a seesaw was seen bending under the weight of a girl at each end. Another showed a girl poised near the tip of a bending springboard. The equipment came in for more attention than the posers because platform, seesaw and springboard were all made of glass. This flexible, resilient glass, called "tempered glass'' by its U....

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