Making Plastics MCQs Quiz Worksheet PDF Book Download
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MCQ on Making Plastics PDF Book Download
MCQ: Bakelite is a good
MCQ: Material which John Hyatt used for his artificial ivory, was
MCQ: Chemist who started plastic industry was an
MCQ: Natural substances made up of long molecules are
- plastic and rubber
- rubber and wool
- wool and plastic
- wood and plastic
MCQ: Long chain of atom is linked by