From Chemical & Engineering News: “Forget expiration dates. Spoilage sensors could tell us when food actually goes bad” reveals that 28% of the world’s agricultural capacity is used to produce food that is wasted. This results in (1) higher food costs, (2) lower profits for farmers, (3) hunger, and (4) unnecessary greenhouse gas emissions.
The article describes how sensors can detect whether a food item is really spoiled and should not be eaten, which could reduce the need to discard food.