Science and Technology
Science and Technology in Society — How do science and technology affect the quality of our lives?
7.4 — Technology allows us to improve food production and preservation, thus improving our ability to meet the nutritional needs of growing populations.
7.4.a. Various microbes compete with humans for the same sources of food.
C21. Describe how freezing, dehydration, pickling and irradiation prevent food spoilage caused by microbes.