Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Prototype modular toilet system. (a) Squat plate user interface. (b) Solid–liquid separator. (c) Settling tanks. (d) Pre‐process holding tank. (e) Process tank. (f) Post‐process holding tank (reservoir for flush cistern). (g) Drying plate and combustor for processing solid waste. Figure reproduced with permission from Sellgren et al. (2017), RTI Press Publication No. RR‐0031–1704. Copyright 2017 RTI Press. [Colour figure can be viewed at wileyonlinelibrary.com]
