More sophisticated DIY composting toilet

https://www.google.bg/search?client=tablet-android-samsung&ei=QnDxV8XrCMP8ULSft4gM&q=how+to+build+a+composting+outhouse&oq=how+to+build+a+composting+toilet+system&gs_l=mobile-gws-serp.1.0.0i71k1l5.0.0.0.25199.1.1.0.0.0.0.0.0..0.0....0...1c..64.mobile-gws-serp..1.0.0.VvMIt5QebnI#imgrc=-O-jbpP6Y4Oq-M%3A&scso=uid_V_FwXQAJ6CUKFMDFAQae0Q_10:0