Pick Direct Steam Injection Industrial & Sanitary Liquid Heaters can be used wherever medium to high-pressure steam is available and an unlimited supply of industrial hot water is needed, or to heat liquids or slurries in-line. Throughout the food plant, from process heating to plant sanitation, Pick provides instant, unlimited hot water at a precise temperature. Pick's 3-A Sanitary Heater is a proven performer, too. Heat, cook or sterilize water or slurry-type products in-line with a non-shearing action.