About 85 percent of these workers were nonfarm animal caretakers, and 15 percent were animal trainers. Animal care and service workers are employed in a variety of settings. Many work at kennels; others work at zoos, stables, animal shelters, pet stores, veterinary clinics, and aquariums.
Food Additives. Food additives are substances added intentionally to foodstuffs to perform certain technological functions, for example to colour, to sweeten or to help preserve foods. In the European Union all food additives are identified by an E number. Food additives are always included in the ingredient lists of foods in which they are used.
Indirect Food Additives include packaging materials such as paper, plastic, cardboard and glue that come into contact with food. Direct Food Additives include preservatives, nutritional supplements, flavors and texturizers that are added to food. Color Additives are used to alter color.dditives include flavorings that change a foodâs taste, preservatives that extend its shelf life, colorings that change the way it looks, and dietary additives, such as vitamins, minerals, fatty acids and other supplements.