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Diatomaceous earth is a single-cell alga, which is extremely small, generally only a few microns to tens of microns. Its colors are white, grayish white,and light brown gray, και τα λοιπά. Its main physical properties are looseness, light weight, porosity and strong permeability, καλή θερμική σταθερότητα, good chemical stability, and it is…
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