(proces)IELTS Writing Task 1: How Bricks are Produced

The flow chart shows how bricks are produced for, and — select —delivereddesigned to the building industry.

Overall, there are 7 stages in the whole brick producing process, beginning with clay — select —excavationconstruction and ending with the delivery of the bricks to the customers.

Firstly, clay is — select —dug uppoured down by using a big digger. To get rid of the oversized pieces, clay is placed on a metal — select —gridplate and small pieces drop onto a large roller. At the next stage, sand and water are added to the clay.

After the bricks are — select —shapedheated by using a wire cutter or a — select —mouldkiln, they are moved to a drying oven for 24 to 48 hours.

Those bricks are then — select —firedfrozen in a special kiln at a moderate temperature. Afterwards, they continue to be heated for the second time at a — select —higherlower temperature in another kiln.

Before being packaged at the sixth stage, the bricks are treated in a — select —cooling chamberheating zone for 48 to 72 hours. The entire brick producing process concludes after the bricks are delivered to customers.