Civil Engineering :: Environmental Engineering - Civil Engineering
- Standard EDTA (ethylene diamine tetra acetic acid) solution is used to determine the
- Disinfection of water results in
- If the total hardness of water is greater than its total alkalinity, the carbonate hardness will be equal to
- Laying of sewers is usually done with the help of
- The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by
- As compared to shallow wells, deep wells have
- As compared to cast iron pipes, steel pipes are
- In water treatment, rapid gravity filters are adopted to remove
- In facultative stabilization pond, the sewage is treated by