title: Filter sand specifications.
authors.forename: T M
authors.initials: TM
authors.lastname: RIDDICK
mesh_terms: D005374:Filtration; D012722:Sewage; D012822:Silicon Dioxide; D014867:Water
chemical_list: D012722:Sewage; D014867:Water; D012822:Silicon Dioxide
keywords: SEWAGE/coagulation; WATER/filtration