Which is Not Used as a Chemical Preservative in Food

Question

Which is not used as a chemical preservative in food?
A)iodine
B)organic acids
C)sulfite
D)ethylene oxide
E)salt

Accepted Answer

Iodine is not commonly used as a chemical preservative in food. Organic acids, sulfite, ethylene oxide, and salt are all commonly used as chemical preservatives in food to prevent spoilage and increase shelf life.