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Adrodd fel Amhriodol

Testun Gwreiddiol (Anodiad: EAW045337 / 2111213)

' British Uralite's factory for asbestos based building materials, set up about 1900. This used the process patented by Alexander Imschenetzky in 1895, "for manufacture of fireproof and insulating compounds" known as "Uralite."' See Grace's Guide: https://www.gracesguide.co.uk/British_Uralite_Co '

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