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foam glass

noun

  1. cellular glass made by fusing powdered glass with carbon particles or other gas-generating material, used chiefly for industrial purposes.



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Word History and Origins

Origin of foam glass1

First recorded in 1945–50
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They different only in the base material - foam, glass or ceramic.

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