Modified atmosphere packaging (MAP) is a special form of packaging wherein the internal package atmosphere is modified so that the gaseous composition differs from that of air.
What Does Modified Atmosphere Packaging (MAP) Do?

Modified atmosphere packaging (MAP) is a special form of packaging wherein the internal package atmosphere is modified so that the gaseous composition differs from that of air.
Mushrooms have a high moisture content. For this reason, they need an environment of high humidity. Here’s how.