Sustainable sanitation:
Engine used for the Excrevator
Sustainable sanitation:
Sign explaining how the Pit Excrevator works
Sustainable sanitation:
Sign welcoming visitors to the Excrevator exhibit
Sustainable sanitation:
Close up of the Excrevator removing material from a pit below the platform and depositing it in the white drum.
Sustainable sanitation:
The team from North Carolina State demonstrating their modified power screw auger for emptying pits.