The setting time of cement can be increased by the addition of:
(a) Calcium chloride
(b) Hydrogen peroxide
(c) Gypsum
(d) Sodium
The correct Answer Is
(c) Gypsum
(a) Calcium chloride
(b) Hydrogen peroxide
(c) Gypsum
(d) Sodium
The correct Answer Is
(c) Gypsum