 
			 
			MCQOPTIONS
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				| 1. | CHM is used to remove the thin surfaces from forgings and castings, at which time of process? | 
| A. | After penetration inspection | 
| B. | Prior to penetration inspection | 
| C. | At the starting of process | 
| D. | At the end of process | 
| Answer» C. At the starting of process | |