Wash Water (Gray Water)

Simple Laundry Greywater System : 6 Steps (with Pictures) - Instructables

Can you purify poop water by leaving it out to evaporate so that the water separates from the nasties? - Quora

A Guide to Greywater Recycling Systems - Washing Equipment of Texas

Habitation and Design Concepts

Residential Information and Resources

Equipos de Limpieza CAT, PDF, Diesel Engine

Rainwater vs. Greywater - BlueBarrel Rainwater

Greywater Reuse - Greywater Action

Is it true that if you filter water by evaporation, some of the contaminants can evaporate as well and end up in the 'clean' water? - Quora

How can homeowners recycle grey water? – Soils Matter, Get the Scoop!

How To Recover Wash Water And Why It's Important

Diary of a 1956 Airstream: September 2006

Laundry-to-Garden: How to Irrigate with Graywater - Modern Farmer