Recent content by sculduggery

  1. S

    Glass (categorising)

    Thank you Mallick
  2. S

    Glass (categorising)

    Thanks Panthera. I have posted this on several forums and this is the only reply I have had, Sounds like a good answer too, Thanks again. Robert
  3. S

    Glass (categorising)

    Me and my colleagues are in disagreement over a question that appears on a paper. The question is-To which category does glass belong? A) Natural B)Metals C)Ceramics or D) Plastics. Although I am aware that Sand and Silica are natural products and glass can be created when lightening strikes. I...
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