The diagrams below show the life cycle of the silkworm and the stages in the production of silk cloth.
The diagram below shows the manufacturing process for making sugar from sugar cane.
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The diagram below shows the typical stages of consumer goods manufacturing, including the process by which information is fed back to earlier stages to enable adjustment.
The diagrams below show the stages and equipment used in the cement-making process, and how cement is used to produce concrete for building purposes.
The diagram below shows the environmental issues raised by a product over its lifecycle.
The diagram below shows the process by which bricks are manufactured for the building industry.
The diagram below shows the process for recycling plastic bottles.
