MCQOPTIONS
 Saved Bookmarks
				| 1. | 
                                    Impression material that Do NOT harden by chemical reaction_______________? | 
                            
| A. | Zinc oxide eugenol | 
| B. | Impression compound | 
| C. | Alginate | 
| D. | Plaster of paris | 
| Answer» C. Alginate | |