Answer Checking

IELTS Task 1 Academic Correction: Water Filtration​.

The diagram below shows how water is filtered.

water filteration IELTS Task 1 ELTEC.jpg

20 minutes, 150 words at least.

Answer:

The diagram illustrates the process of water filtration.

Overall, the water purification process involves six distinct stages beginning with saltwater intake from the sea to distribution to the water supply system.

Firstly, salty water from the sea is collected which is then transferred to a pretreatment filter. This chamber is connected to a backwash filter from where through which some proportion of impure water is returned to the ocean.  Through another connection of the pretreatment filter, saltwater is passed to another chamber where it is forced through a membrane which exerts a great pressure resulting in only the water molecules to move across it. The impurities and salt, being unable to cross the membrane, (present this information as a MODIFIER. Additional information in the sentence.) flows flow out via a separate pipeline and is returned to the sea.

In the next step, post-treatment of the collected water takes place. In this stage, the filtered water is treated with lime, chlorine, and fluoride is used to further purify water. The purified water is then kept for storage (… is then stored in ….) in a separate tank which (which refers to the nearest noun. Here it refers to tank, not water.) and is then (word repetition thendistributed to the general people via water supply system.

Follow this blog and like our Facebook page to learn exciting new essays and cue cards. You can contact me HERE.

Please subscribe to my Youtube Channel.

Contact me for writing polished and effective Statement of Purpose.

Contact me for Editing Services and Document Writing Services.

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

w

Connecting to %s