The diagram below shows the process for recycling plastic bottles.

The process provided illustrates the different steps happening when

plastic

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bottles

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are recycled.

Overall

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, a total of 9 steps are involved in the whole process starting with collecting discarded

plastic

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bottles

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,

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and ending with new commodities made from recycled materials. In detail, after being used,

plastic

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bottles

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are often disposed of in trash bins from which they will be gathered by specialized trucks. When they are successfully transported to the recycling points, they will first be sorted into different groups

according to

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specific criteria. After that, in order to reduce their sizes for the ease of moving, the sorted

bottles

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will be compressed into blocks which will later go through a crusher with sharp rollers, and be cut into smaller pieces.

Next,

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the pieces will be washed before being transported to a machine to

further

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grind into

plastic

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pellets. Those pellets will be transformed into raw materials after being heated. From those raw materials, end products

such

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as T-shirts,

plastic

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boxes,

bottles

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, pencils, or bags will be made and delivered to customers.