Q.

Which of the following material is not made by injection molding?

A. nuts
B. tubes
C. car handles
D. electrical fittings
Answer» B. tubes
Explanation: injection molding is one of the most widely used method of molding among molding with polymers. there are various applications of this method such as nuts, bolts, cups, car handles, electrical fitting parts, but not tubes and rods.
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