Which of the following is the lowest cost plastic commercially available ?
Correct answer: A. Polythene
- A. Polythene
- B. Teflon
- C. Bakelite
- D. PVC
Explanation
Polythene, or polyethylene, is produced from inexpensive ethylene by a large-scale process and is generally regarded as the lowest-cost commercial plastic. Teflon and Bakelite are costlier specialty materials, while PVC is not usually the cheapest option.
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