Question : The gases used in different types of welding would include
A. oxygen and acetylene
B. oxygen, acetylene and argon
C. oxygen, hydrogen, acetylene and nitrogen
D. oxygen and hydrogen
Question Listed : Oxygen, Acetylene, Elements, Metals,
Question : Which among the following nontoxic gases helps in formation of enzymes which ripen fruit?
A. Carbon dioxide
B. Methane
C. Ethane
D. Acetylene
Question Listed : Gas, Acetylene,
Question : The gas produced by pouring water on calcium carbide is :
A. Acetylene
B. Ethane
C. Methane
D. Pentane
Question Listed : Acetylene, Gas,