Metabolic waste

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Notion

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Science and technology

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What Wikipedia says

Metabolic wastes or excrements are substances left over from metabolic processes (such as cellular respiration) which cannot be used by the organism (they are surplus or toxic), and must therefore be excreted.

Excerpt from the Wikipedia article “Metabolic waste”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Malene Thyssen, CC BY-SA 3.0, via Wikimedia Commons.