The diagram below shows how rain water is collected and then treated to be used as drinking water in an Australian town

The provided process diagram explains the different stages of purifying rainwater in order to make it suitable for drinking in an Australian city.

Overall

, it is clear from the diagram that the process of filtering

water

consists of approximately seven steps. It begins with raining and ends with using the rainwater as drinking

water

.

Firstly

,after rain, the

water

goes through tubes under the floors to the drain, where it is collected. In the second stage, start filtering the

water

by using a filter that helps to purify the

water

from any impurities. After that, the

water

was sorted into a specific tank for treatment by adding some chemicals that help to safely maintain the

water

and prevent contamination with bacteria.

Finally

, the

water

is returned through the tubes to the houses to be safe and suitable for drinking and use for other purposes,

such

as cooking.