MCQOPTIONS
Saved Bookmarks
| 1. |
THE_HYDROGEN_SULFIDE_GAS_FORMED_DURING_THE_FILTRATION_OF_SEWAGE_CAN_BE_REMOVED_BY?$ |
| A. | Carbonation |
| B. | Chlorination |
| C. | Addition of lime |
| D. | Titration with potassium dichromate |
| Answer» C. Addition of lime | |