Q19
The gases used in different types of welding would include
A.
Oxygen and Hydrogen
B.
Oxygen, Hydrogen, Acetylene and Nitrogen
C.
Oxygen, Acetylene and Argon
D.
Oxygen and Acetylene
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The gases used in different types of welding would include Oxygen and Acetylene.