1.

Which of the below glue can be made plastic again by re-heating?(a) Thermo-setting(b) Rubber glue(c) Animal protein glue(d) Thermo-plastic

Answer» Correct choice is (d) Thermo-plastic

To explain: Glue from synthetic resins can be either thermo-setting or thermo-plastic.  The thermo-setting one is permanent in nature. Thermo-plastic glue can be reheated and made plastic again.


Discussion

No Comment Found

Related InterviewSolutions