Definitions

from The Century Dictionary.

  • noun Same as silicate cotton (which see, under cotton). It is occasionally used as a non-conducting material, as in protecting steam-pipes.

Etymologies

Sorry, no etymologies found.

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Examples

  • Its blue-white rocket flames had melted gulleys in the soil, turned it to slag, and then flung silky, gossamer threads of slag-wool over the rocks nearby.

    A Matter of Importance Murray Leinster 1935

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