Oversee the development of products that aid farming.
Supervises and coordinates activities of workers engaged in extracting and refining grease produced by cooking glue stock and in converting tankage to fertilizer: Estimates weight and type of tankage or grease in process and specifies amount of acid to be used. Examines refined grease to ensure specified level of clarity. Directs blending of grease according to formula and loading of grease into tank cars. Records amounts of grease refined, blended and shipped, amounts of acid used, and moisture content of each batch of fertilizer. Trains workers in operation of cookers. Performs other duties as described under SUPERVISOR Master Title.