MCQOPTIONS
 Saved Bookmarks
				| 1. | 
                                    Amalgam restorations give the best clinical service when the residual mercury content is_______________? | 
                            
| A. | 38-42% | 
| B. | 48-52% | 
| C. | 58-62% | 
| D. | 68-72% | 
| Answer» C. 58-62% | |