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*During World War I
* Preserving essential food made a difference
* United States developed food systems to preserve food, to deal with economic and toxic adulteration, and to build an agronomic system proving food nationally and internationally -
*During the Great Depression and World War II
*American wanted more meat, dairy, and sweets
*Fats and sugar were limited due to war so ingredients were substituted -
*More women working, which led to a demand for convenience
* Companies made lots of new products, some good and some bad
*Jobs grew for food scientists and formulators -
*Americans transitioned their thinking toward nutrition
* The Fair Practices Labeling Act occurred
* FDA and USDA began changing labels and overall standards -
*Americans prefer more international foods
*A demand for seasonal foods throughout the year increased imported foods
*Nutraceuticals and biotechnology take a leading role in food-based discussions