The principle where one firm's waste becomes the resource used by another firm is known as biomimicry.
Biomimicry is when the waste products of one firm becomes the resource that is used by another firm for production processes.
An example of biomimicry is when the scrap metals that is used to produce a machine is used by another firm to make a product.
To learn more about biomimicry, please check: https://brainly.com/question/15300161
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