Proper process controls are essential to managing water and energy use. Transportation and Cleaning of Food Products The use of flumes to both transport and clean produce (fruits and vegetables) is common. Water is also used in the cleaning and processing of meat, poultry, and fish.t is also the most water-and energy-intensive stage in the life of a paper product. Five gallons of water are used to make one pound of paper (Weyerhaeuser). Recycling paper and cardboard products cuts this energy and water use in half (Kinsella).