It means foods that has been irradiated.
Una radura was created in 1977.
Irradiated food can often be identified by the presence of the "radura" symbol, which is a logo indicating that the food has undergone irradiation. Additionally, packaging may include labels that state the food has been irradiated or treated with ionizing radiation. While the appearance or taste of irradiated food may not differ significantly from non-irradiated food, these labeling indicators are the most reliable way to confirm its treatment.
frozen food
食
There is no ticker symbol for Giant Food's as it is a privately held company.
Ag is the chemical symbol for gold but not a food.
bread
kft
Its mean that food product is vegetarian.
there isn't one
snail
The symbol is a U inside the letter O and stands for the Orthodox Union, one of the world's largest kashrut certification organisations. When this symbol is on a food package, it means that the food is certified kosher.