Modified atmosphere conditions are created inside the packages by the commodity itself and/or by active modification. Commodity generated or passive modified atmosphere (MA) is evolved as a ...

This process is sometimes called "modified atmosphere packaging," and it works to maintain the red color of ground beef. Oxygen makes meat change color, becoming more brown or gray within a couple ...

But one published study we found concluded that bagged, fresh-cut spinach in those modified-atmosphere packages maintained lots of its nutrients, including concentrations of vitamin C and other ...