Hello DESKTOP world!

Video below explained how to built a composing toilet. It also explained why they have two seats in this toilet system. The main reason they built this is that it only cost about $50 to built it because to get one commercial unit is about $950.

Also see the interesting discussion in this reddit thread cheap_separating_compost_toilet

A great resource to composing toilet mentioned in the video is http://humanurehandbook.com/