Enhancing biotrickling filter restart with saponin: A strategy for efficient Odor and VOCs removal post-shutdown

Key Points

• Improved restart strategy enhances odor removal in biotrickling filters, crucial for waste management.
• Saponin treatment leads to a notable 30% reduction in VOCs, significantly boosting filter efficiency.
• Assessment of biotrickling filter performance with saponin shows effective odor control after a shutdown.
• Findings highlight the potential of saponin to streamline post-shutdown processes in odor management.