Public domain
Conversion. Rendering of household fats. Valuable fats from waste household greases are recovered by a pressure process in an expeller at a rendering plant. These fats drain into a settling tank and are later drawn off into tallow storage tanks, from where they are conveyed to a soap plant for the m
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Credit lineConversion. Rendering of household fats. Valuable fats from waste household greases are recovered by a pressure process in an expeller at a rendering plant. These fats drain into a settling tank and a. 1943-01-01. Palmer, Alfred T., United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.