Question

why Chemicals like insecticides should not be thrown down the drain?​

Answer 1

Answer:

They can harden and block the pipes. In an open drain the fats clog the soil pores reducing its effectiveness in filtering water. ... Chemicals like paints, solvents, insecticides, motor oil, medicines may kill microbes that help purify water. So do not throw them down the drain.Nov 6,

Answer 2

They can harden and block the pipes. In an open drain the fats clog the soil pores reducing its effectiveness in filtering water. ... Chemicals like paints, solvents, insecticides, motor oil, medicines may kill microbes that help purify water. So do not throw them down the drain.Nov 6,