Non-toxic, non-irritating smell, cooler box/ice box/cooling box are better for food storage & transportation. * Non-toxic, non-irritating smell, not combustion and explosion, non-corrosive, reusable. Long storage, non-polluting.* For poultry, sea food, aquatic products, frozen dumplings, milk, soy milk, chocolate, beverage, fruit and other food storage.* For biological, drugs, blood, vaccines and ...