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AW English meaning So, “space and water restrictions” are two limiting factors of the microbial activity in deep sediments. In highly compacted bentonite and deep clay formations, microbial activity is limited by the lack of space and the transport of nutrients towards bacteria and the elimination of toxins produced by their metabolism is controlled by […]

Homepage Water activity values can also help limit moisture migration within a food product made with different ingredients. If a product is kept below a certain water activity, then mold growth is inhibited. Water activity is an important characteristic for food product design and food safety.citation needed Put another way, aw is the equilibrium relative