Which among the following are commonly used for making a safety pin?
  1. Wood and glass
  2. Plastic and glass
  3. Leather and plastic
  4. Steel and plastic

AcademicChemistryNCERTClass 6

Correct Answer: (d) Steel and plastic

Explanation: Steel and plastic are used for making safety pins. Steel can be moulded to get sharp points and plastic is used to seal the edges.

raja
Updated on 10-Oct-2022 13:19:57

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