hellproof

English

hell +‎ -proof

hellproof (comparative more hellproof, superlative most hellproof)

Resistant to hell.
- 1936, American Society for Testing and Materials, Proceedings (volume 36, issue 2, page 9)
  A short while after we had published our early experiments with quartz glass, a man in Southern Virginia wrote to suggest that there might be mutual profit for him and for me if we would consider making silica-glass coffins which, he said, ought to be hellproof.

单词	hellproof
释义	hellproof English Etymology hell +‎ -proof Adjective hellproof (comparative more hellproof, superlative most hellproof) Resistant to hell. 1936, American Society for Testing and Materials, Proceedings (volume 36, issue 2, page 9) A short while after we had published our early experiments with quartz glass, a man in Southern Virginia wrote to suggest that there might be mutual profit for him and for me if we would consider making silica-glass coffins which, he said, ought to be hellproof.
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