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US to inspect Vietnamese pangasius controls

The US Department of Agriculture’s Food Safety and Inspection Service (FSIS) will inspect Việtnam’s pangasius quality control system in the next few months, the National Agro-Forestry-Fisheries Quality Assurance Department said (NAFIQAD). […]

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About acid sulfate soils

​​​Acid sulfate soil is the common name for soils that contain metal sulfides. In an undisturbed and waterlogged state, these soils may pose no or low risk. However, when disturbed or exposed to oxygen, acid sulfate soils undergo a chemical reaction known as oxidation. Oxidation produces sulfuric acid which has led to these soils being called acid sulfate soils. […]

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