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Q. |
In case along with silica, there is high content in sulphide and chloride what should be used? |
A. | wba |
B. | wba and sba |
C. | sba |
D. | sba,wba and wac |
Answer» B. wba and sba | |
Explanation: in case the sulphide and chloride are present then wba should be used. sba removes only silica and alkalinity. it doesn’t remove ema. |
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