title: Fate of petroleum hydrocarbons in sewage sludge after land disposal.
mesh_terms: D006838:Hydrocarbons / Q000032:analysis*; D009864:Ontario; D010578:Petroleum / Q000032:analysis*; D012037:Refuse Disposal; D012722:Sewage / Q000032:analysis*; D012987:Soil / Q000032:analysis
chemical_list: D006838:Hydrocarbons; D010578:Petroleum; D012722:Sewage; D012987:Soil