6.5band
The diagram below illustrates how a simple water filter is constructed and how it functions to produce clean drinking water. Write a report for a university lecturer describing the diagram below. The given diagram shows the process of producing clean drinking water by a water filter. It can be seen that there are numerous steps in the process from the initial impure water to the final potable water.
In the first step, impure water is put into a metal (iron or steel) container with a wooden ...