Writers’ Supplement to EDN 108

This article originally from EDN Issue: 108_SUPPLEMENT [ Download Original Document ]

We often come across interesting material related to articles in EDN that could not fit into the available space in the issue. We share the most relevant of those here.

Here are a few photos of ways urine can be automatically separated from solid waste in an outhouse. For more information, see ECHO’s Technical Note about composting toilets.

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