Microwavable or flavored box meals, chicken nuggets, cereal, snack chips and soda are some common processed foods. Many meat and dairy products are processed as well. Some foods are processed for increased convenience, whereas others require processing to improve the food's safety.
Shelf stability and reduced preparation time have fueled the growth in popularity of packaged and prepared foods. Numerous chemicals are used and nutrients lost when food is prepared for microwave dinners and boxed oven and skillet meals. Snack foods, such as sugary cereals, potato chips and sugary drinks, are popular especially with kids but provide very poor nutrition.
Milk must processed by pasteurization for it to be safe, and it is further processed to create a variety of foods, including cheese, butter and sour cream.