3008Chemical EngineeringMedium
Leakage in a cooking gas cylinder is detected by________?
ARadio-isotopes
BHalide torch
CPouring soap solution on the surface and locating the gas bubbles
DPungent smell of mercaptans present in the gas
Correct answer
D. Pungent smell of mercaptans present in the gas
Explanation
The correct answer is Pungent smell of mercaptans present in the gas.