Mineral Wool Insulation - GreenBuildingAdvisor
https://www.greenbuildingadvisor.com/article/mineral-wool-insulation
WebAug 22, 2022 · Mineral wool—glass wool, stone wool, slag wool—has many applications, from fireproofing to sound insulation. It resembles fiberglass, but it has no glass. There are two types of mineral wool on the market: rock wool, which is made from stone, such as basalt, or diabase (volcanic rock); and slag wool fibers that are derived from iron-ore waste.
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