TY - JOUR AU - Jennings, Walter G. TI - Automation in cleaning food processing plant equipment JF - California Agriculture JO - Calif Agr Y1 - 1960/09/01 VL - 14 IS - 9 SP - 4 EP - 4 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v014n09p4 AB - Circulation cleaning of food processing equipment—by pumping detergent through it—has been adopted so rapidly in food plant operations that knowledge of basic principles has not kept pace with usage. A research program evaluating : the variables in the cleaning process used films of milk labeled with a radioactive tracer, to simulate the soil to be washed from the equipment.