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				| 1. | WHICH_OF_THE_FOLLOWING_IS_USED_TO_REMOVE_THE_METAL_DEFECT_OF_COLD_SHUTS_FROM_THE_CASTING??$ | 
| A. | Ejector pins | 
| B. | Overflows | 
| C. | Metal cores | 
| D. | Biscuit/Sprue | 
| Answer» C. Metal cores | |