The diagram below show the stages in the production of bricks.

The illustration demonstrates how

bricks

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are produced.

Overall

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, it is a 7 stage, man-made, linear process. It begins with clay, water and sand being added as raw materials and

finally

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results in

bricks

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being delivered. First of all, an excavator digs out clay from the ground and places it on a metal grid where it passes over a rolling machine in order to separate out small and big pieces. After that, sand and water are added and

this

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is either added to a mould or cut by a wire to produce

bricks

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. Following that, they are placed in an oven so that they can dry and are

subsequently

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exposed to two different stages of heat in turn between 200-980 degrees Celsius in the first stage and 870-1300 degrees Celsius in the second. From

this

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, the

bricks

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are cooled in a cooling chamber for two to three days before they are packaged and

then

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placed on a truck (which transports them)/so that they can be transported.