External filtering device for use in a local containment area for removing oil and other contaminants from storm drain effluent as it exits storm water systems; Filtering units for water and storm water filtering; Filters for fluids, namely, for water, storm water, and area-water solutions; Industrial-water purifying apparatus; Water and storm water filters; Water and storm water purification and filtration apparatus; Water and storm water purification installations; Water and storm water pur...