Sound waves bubble biogas out of sludge
A new process of treating sewage uses ultrasound to boost the drying time and amount of biogas released from sludge. In a collaborative sludge treatment study, the Fraunhofer Institute for Ceramic
A new process of treating sewage uses ultrasound to boost the drying time and amount of biogas released from sludge. In a collaborative sludge treatment study, the Fraunhofer Institute for Ceramic