Bath Room Waste materials are separated just below the seat. The urine is captured at ground level via a drainpipe, to be used as fertilizer, as it contains nitrogen, phosphorus, and potassium. The solids are captured via a series of stacked, donated wheelie bins, and will be used as fertilizer once left for 12 months.  Photo 14 of 26 in 10 Buildings We Love by Piers Taylor

10 Buildings We Love by Piers Taylor

14 of 26

Waste materials are separated just below the seat. The urine is captured at ground level via a drainpipe, to be used as fertilizer, as it contains nitrogen, phosphorus, and potassium. The solids are captured via a series of stacked, donated wheelie bins, and will be used as fertilizer once left for 12 months.