Q. Pick up the correct statement from the following: (Solved)
1. calcium chloride acts as a retarder
2. calcium chloride acts as an accelerator
3. gypsum (calcium sulphate) acts as a retarder
4. both (b) and (c)
- d. both (b) and (c)
1. calcium chloride acts as a retarder
2. calcium chloride acts as an accelerator
3. gypsum (calcium sulphate) acts as a retarder
4. both (b) and (c)