Dry ice can be used to arrest and prevent insect activity in closed containers of grains and grain products, as it displaces oxygen, but does not alter the taste or quality of foods. For the same reason, it can prevent or retard food oils and fats from becoming rancid.
Dry ice can be used to arrest and prevent insect activity in closed contain:ers of grains and grain products, ?as it displaces oxygen, but does not alter the taste or quality of foods. For the same reason, it can. prevent or retard foo,d oils and fats from becoming rancid.