MCQOPTIONS
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				| 1. | 
                                    Minimum thickness for type I zinc phosphate cement should be_______________? | 
                            
| A. | 15 microns | 
| B. | 25 microns | 
| C. | 50 microns | 
| D. | 100 microns | 
| Answer» C. 50 microns | |