How will you categorise the following under domestic and industrial wastes ?

Rags, used containers, old newspapers, mine tailing (left overs), flyash, kitchen waste, broken bricks.

Name any two categories of chemicals which are washed off as wastes from agricultural fields.

What are the two portions into which the municipal sewage is separated?

In which category of wastes will you include the non-functioning discarded

1. Mobile phones
2. Thermometers
3. Photocopying machines