The Science
Composting Toilet Odor Control: How It Actually Works
Odor control in a composting toilet is an outcome of good design and consistent habits — not products that cover up a problem after it forms. Sou...
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The Science
Peer-reviewed explainers, field data, and the chemistry behind composting sanitation.
The Science
Browse the latest guides, explainers, and field notes.
The Science
Why Separation Matters: Liquids, Solids, and a Cleaner System
Every element of the Renew is designed around this logic. The bowl shape that guides streams apart. The carbon chamber that keeps solids aerobic. ...
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The Science
How Does a Composting Toilet Work?
A composting toilet works because it respects a simple biological truth: with the right conditions, nature breaks down organic matter on its own. ...
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