Yihao Classroom

Yihao Classroom

Teach You A Trick

Industry Knowledge

Baking Knowledge

Food Safety

Baking Recipe

30

2014-10

Anti-mould of cakes under high tide and high humidity

Water activity indicates the degree to which water in food can be utilized by microorganisms. In physical and chemical terms, water activity refers to the ratio of the vapor pressure of water to the vapor pressure of pure water at the same temperature.

2014-10-30

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