Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Everyday & Industrial ChemistryGases in Everyday Life
Which gas is used in welding?
- A.Oxygen
- B.AcetyleneCorrect answer
- C.Nitrogen
- D.Hydrogen
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Practice these MCQs in the appQuick fact: Acetylene is the gas commonly used in welding due to its ability to produce a very high-temperature flame when burned with oxygen.