 | J. F. Rabek - Juvenile Nonfiction - 1990 - 616 pages
During the last two decades, the production of polymers and plastics has been increasing rapidly. In spite of developing new polymers and polymeric materials, only 40-60 are ... | |
 | J. F. Rabek - Juvenile Nonfiction - 1990 - 616 pages
During the last two decades, the production of polymers and plastics has been increasing rapidly. In spite of developing new polymers and polymeric materials, only 40-60 are ... | |
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