About Eyad Sahawneh

Eyad Sahawneh is a mechanical engineer with rich experience in construction and contracting, research and management, and industrial sector. He has professional certifications in various fields including FIDIC, International Organizations Management, Water Modeling, Energy Management, Urban Planning, etc. In addition, he furthermore, has professional membership with The Arab Countries Water Utilities Association, and Jordan Green Building Council. In recent years, Eyad is striving to achieve excellence in water and energy resources management, and its relation with the environmental framework.

The Reuse of Greywater: Insights

Greywater includes water from showers, bathtubs, sinks, kitchen, dishwashers, laundry tubs, and washing machines. The major ingredients of greywater are soap, shampoo, grease, toothpaste, food residuals, cooking oils, detergents, hair etc. In terms of volume, greywater is the largest constituent of total wastewater flow from households. In a typical household, 50-80% of wastewater is greywater, out of which laundry washing accounts for as much as 30% of the average household water use. The key difference between greywater and sewage (or black water) is the organic loading. Sewage has a much larger organic loading compared to greywater. Importance of Reuse of Greywater … Continue reading