killing microorganisms in food can be used to extend the shelf life of that food
preserving_food is food_manipulation. raw_foodism is food. junk_food is food. food_storage_jar is food_storage_container. food_ingredient is edible_thing. micronutrient is food. food_manipulation is material_handling. foodborne_botulism is food_poisoning. middle_eastern_food is edible_thing. health_food is edible_thing.