MCQOPTIONS
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| 1. |
The use of various types of _________ is becoming increasingly important in paper in order to increase its strength and to increase the retention of fines, fillers, and other materials. |
| A. | Lignin |
| B. | Pulpwood |
| C. | Starch |
| D. | Gum |
| Answer» D. Gum | |