After filling the well with water, a chlorine-containing drug is introduced there at 1 cubic meter of water 100-150 g of chlorine. Then the water in the well is mixed with a pole or water discharge from a height.
After filling the well with water, a chlorine-containing drug is introduced there at 1 cubic meter of water 100-150 g of chlorine. Then the water in the well is mixed with a pole or water discharge from a height.