SEWAGE DISPOSAL

Duration: 15 min

Year Published: 1930

Creator: Encyclopaedia Britannica Films Inc

Format: 16mm

Description: Purification by Imhoff tank and sprinkling filter; purification by sand filtration; discharging sewage into the ocean with the ebb tide.

Complete Record: Dewey number: 628.3 Audience level: el-jh-sh-c Guide Format/cost: 16-sl-$24 Distributors / rental: Not shown in source

Metadata Source:Educational Film Guide 1946