Ultrasonic-alkaline-thermal pretreatment on cassava sago waste for the energy efficient biomethane production

Key Points

• Biomethane production increased significantly from cassava sago waste after treatment.
• The study showed a threefold increase in biomethane yield compared to untreated waste, indicating substantial energy gains.
• Analysis employed ultrasonic, alkaline, and thermal pretreatment in a laboratory setting to optimize methane output.
• Findings highlight the potential for waste-to-energy strategies using sustainable resources like cassava sago waste.