If properly stored and separated from potable water, graywater collected from sinks, showers, and clothes washers can be used to irrigate landscaping.
Making Use of Gray Water in Your Home
Greywater Systems » Re-use Up to 50% of household water » Water Wally
Combined sewer - Wikiwand
MEP Energy Savings - Professional Engineer Credits - PDH for Engineers
Graywater in Fort Collins
Gray Water: Reusing and Recycling
Products (Recycling gray water) Grey water system, Grey water recycling, House system
Greywater Codes and Policy - Greywater Action
Greywater Reuse - Greywater Action