MCQOPTIONS
 Saved Bookmarks
				| 1. | 
                                    Leakage in a cooking gas cylinder is detected by | 
                            
| A. | radio-isotopes. | 
| B. | pouring soap solution on the surface and locating the gas bubbles. | 
| C. | halide torch. | 
| D. | pungent smell of mercaptans present in the gas. | 
| Answer» E. | |