How many sausages can you grill in the process of making 30g of biochar?
Christa Roth, September, 2010
30g of biochar?
Demonstration of Carbon-negative cooking energy solutions at BayCEER Biochar
Symposium 2010 (Bayreuth, Germany) by Christa Roth (FOODandFUEL consultant):
On the 8th July 2010 on the Biochar Symposium 2010 organised by BayCEER (Bayreuther