You should spend about 20 minutes on this task. 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 information shown below. Summarise the information by selecting and reporting the main features and make comparisons where relevant. You should write at least 150 words.

The provided picture illustrates the detailed process of making a

water

filter which is called a

water

filter assembly and changing the dirty

water

into drinkable

water

.

To begin

with, the

water

filter assembly consists of 2 tanks.

While

one of them cleans the normal

water

called the above

storage

drum, the other is a

storage

drum and these are connected to each other with a pipe.

Also

, all mechanisms are made of plastic. In order to make the above

storage

drum, it is needed to have sand, charcoal, gravel and a plastic lid.

First,

the

water

is added

into

Change preposition

to

show examples

the above

storage

drum. There are three stages of filtering

water

which are sand, charcoal and gravel, respectively. After the

water

passes through the three stages it is poured into the

storage

drum with a pipe. When there is enough

of

Change preposition

apply

show examples

water

in the

storage

drum, you can have your filtered drinking

water

. It is clean and ready to drink thanks to a tap.