From safe and legal greywater recycling to urban humanure toilets, we've featured plenty of DIY plumbing aimed at more efficient water use. But this DIY rainwater flushing toilet from the UK is about ...

You don’t need to purchase a commercial composting toilet to safely recycle human waste. A simple setup of a bucket, seat and sawdust — giving these toilets the name “sawdust potties” — will do. We ...

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The modern flush toilet may be a marvel of engineering but installing one on a boat or RV or in a remote cabin can be challenging. Flush toilets also require a steady supply of water, and the ...