IELTS Cambridge 16 Essay: Recycling Plastic Bottles The diagram below shows the process for recycling plastic bottles. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The process diagram illustrates how

plastic

bottles are recycled from the initial stage of sorting till the final end products. The main methods used in production are compression, crushing and heating.

Overall

, it can be seen that there are 9 stages of production, which

involves

Correct subject-verb agreement

involve

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collecting the waste products for processing of raw materials for human use. At the initial stage in the recycling of bottles,

plastic

are

Change the verb form

is

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collected from the garbage and transported through a van to the recycling

center

Change the spelling

centre

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for sorting, which involves

selection

Add an article

the selection

a selection

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of the good and bad items.

Then

, it undergoes compression to form blocks, which

is

Correct subject-verb agreement

are

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crushed with a wheels grinder and washed with the final result of producing

plastic

pellets.

Plastic

pallets are put into a grinding machine, for which they undergo a process through heating to form Raw material.

Following

this

, the Raw materials are

further

packaged in a neatly arranged form and produced as an end meet product for human use.

Finally

, after utilization, it

then

discarded back into a waste can for a repeat recycling process.