Sciences
Quizz Sciences

PNG

8 played - 11 yrs ago
QUIZ 7 QUESTIONS
52%
1

Full name of OPSO

2

Full Name Of UPSO

3

Which class of G. I. pipe is used in PNG connection?

4

Threads on pipe for PNG connections

5

IS standard for rubber tube

6

Full name of ISO

7

Top load clamp used for -----------


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