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What is MnS04?

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What is MnS04? MnS04 is the chemical formula for manganese sulfate. As a chemical compound, manganese sulfate has a pinkish color and is naturally found in some plants and vegetables including whole grains, nuts, and&hellip

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What is hopsack?

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Hopsack refers to a fabric that is loosely woven.  The technique involved in weaving hopsack fabric results in a coarse texture.  With this kind of texture, hopsack fabric is considered to having a rough surface&hellip

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