Hello your article comes close to my astonishment to see scientists, experts of water, leader and the management of wastewater specialists denigrate at this point - biology- No one is surprised that can be totally chemical biological effluent treatment.

Published May 5, 2017 11:16 by lyseconcept jean Marius, Biotechnology for the purification and processing of excrement, in natural fertilizer, in liquid form, for fertilizant at Lyseconcept