A. Gypsum bonded
B. Phosphate bonded
C. Silica bonded
D. None of the above
Correct Answer: Phosphate bonded ✔
Last Updated: February 07, 2020
A. Gypsum bonded
B. Phosphate bonded
C. Silica bonded
D. None of the above
Correct Answer: Phosphate bonded ✔
Last Updated: February 07, 2020