GEO Publications

Showing posts with label urine. Show all posts
Showing posts with label urine. Show all posts

Wednesday, April 15, 2009

Biochar overview

....an Indian researcher, Dr. Sai Bhaskar Reddy Nakka, has been experimenting with using clay pots full of charcoal as urinals...
by kirahagen
http://nrmlimits.com/?q=node/2