The gases used in different types of welding would include __? – McqOptions

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1.	The gases used in different types of welding would include __?
A.	Oxygen, acetylene u0026 argon
B.	Oxygen u0026 Hydrogen
C.	Oxygen u0026 acetylene
D.	Oxygen, hydrogen u0026 nitrogen
Answer» D. Oxygen, hydrogen u0026 nitrogen

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