Biofilter
（重定向自Bioscrubber）
![A typical complete trickling filter system for treating wastewaters.[3]](/uploads/202412/24/Trickle_Filter.svg5007.png)
Biofiltration is a pollution control technique using living material to capture and biologically degrade pollutants. Common uses include processing waste water, capturing harmful chemicals or silt from surface runoff, and microbiotic oxidation of contaminants in air.