Pilots
WalNUT offers different pilot solutions for efficient, safe and sustainable nutrient recovery from waste water
![](http://walnutproject.eu/wp-content/uploads/2021/12/HP-03-1024x767.jpg)
Overview
WalNUT's most promising technologies will be tested at different sites in Spain, Belgium, Hungary and Greece
5 among the most promising technologies for nutrient recovery will be tested in 5 pilot plants at different key sites, working with different waste water streams: urban, industrial, food, sewage sludge, brine from water desalination and demineralisation plants.