Adrodd fel Amhriodol


Testun Gwreiddiol (Anodiad: EAW035043 / 883315)

' Service Z - Building 4 - production of all the rubber mixings used in tyre production. 'Synthetic' rubber was pretty new at this time, most rubber being 'natural' but by the 1970s major new processing departments for synthetic rubbers were built. '