mineral wool

noun

a woollike material for heat and sound insulation, made by blowing steam or air through molten slag or rock.

mineral wool

a fibrous material made by blowing steam or air through molten slag and used for packing and insulation Also calledrock wool

First recorded in 1880–85

Asbestos and mineral wool are the best, and have the additional advantage that they cannot burn.

In this tier is also found a good deal of mineral wool, which must not be mistaken for asbestos.

This does not act as deadening, unless concrete or mineral wool be placed over it.

This may be filled in with concrete, mineral wool, or other non-conducting material.

One of the best and most available materials at present known for this purpose is 'mineral wool,' a product of iron 'slag.'

April 19, 2024tortuous

[tawr-choo-uhs ]

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