Asbestos slate; Electrical insulating materials; Fiberglass fabrics for insulation; Fiberglass for insulation; Foils of metal for insulating; Glass wool for insulation; Insulating fabrics; Insulating oils; Insulating paints; Insulating plaster; Insulating refractory materials; Insulating tapes; Insulating varnish; Slag wool for use as a building insulator; Soundproofing materials