A proposed manufacturing plant southeast of the Tri-Cities will make building insulation by crushing stone, melting it and spinning the lava-like material in an industrial-strength cotton candy maker.
A proposed manufacturing plant southeast of the Tri-Cities will make building insulation by crushing stone, melting it and spinning the lava-like material in an industrial-strength cotton candy maker.
A PENCOED plant has started work on a project to reduce energy costs for thousands of homes across South Wales. Rockwool, the world’s largest producer of stonewool insulation, aims to invest £30m over ...
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