| Descriptor English: | Biological Filters | ||||||
| Descriptor Spanish: | 
                                Filtros Biológicos                                        
                                        
                                                                                                                            
                                            
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| Descriptor Portuguese: | Filtros Biológicos | ||||||
| Descriptor French: | Filtres Biologiques | ||||||
| Entry term(s): | 
                                    Adhered Biomass Adhered Biomass Models Adhered Biomass Reactors Biofilters Biological Filtration Dripping Filters Percolating Filters Spray Filters Trickling Biofilters Trickling Filters  | 
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| Tree number(s): | 
                                        SP4.895.141.712.348.364.855.188 | 
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| Scope note: | A fixed bed of rocks, lava, coke, gravel, slag, polyurethane foam, sphagnum peat moss, ceramic, or plastic media over which sewage or other wastewater flows downward that causes a layer of microbial slime (biofilm) to grow, covering the bed of media. | 
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| Allowable Qualifiers: | No qualifiers | ||||||
| Related: | 
                                                                                                                        Biological Phenomena
                                            MeSH                                             Wetlands MeSH  | ||||||
| DeCS ID: | 16419 | ||||||
| Unique ID: | DDCS016419 | ||||||
| Documents indexed in the Virtual Health Library (VHL): | Click here to access the VHL documents | 
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                                        PUBLIC HEALTH
 
Environmental Health [SP4]Environmental Health 
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                        Biological Filters                                            
                                        - Preferred                                        
                                                                
                                
                        
                        
                        
                        
                        
                    
                    
                
                | Concept UI | 
                                        
                                        FD00057796 | 
                                
| Scope note | A fixed bed of rocks, lava, coke, gravel, slag, polyurethane foam, sphagnum peat moss, ceramic, or plastic media over which sewage or other wastewater flows downward that causes a layer of microbial slime (biofilm) to grow, covering the bed of media. | 
| Preferred term | Biological Filters | 
| Entry term(s) | 
                                        
                                                                                            Adhered Biomass                                                 Adhered Biomass Models Adhered Biomass Reactors Biofilters Biological Filtration Dripping Filters Percolating Filters Spray Filters Trickling Biofilters Trickling Filters  | 
                                
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