Also known as: DE+
DE has various meanings in the Grade category. Discover the full forms, definitions, and usage contexts of DE in Grade.
Diatomaceous earth, is a naturally occurring, soft, siliceous sedimentary rock that is easily crumbled into a fine white to off-white powder. It has a particle size ranging from less than 3 micrometres to more than 1 millimetre, but typically 10 to 200 micrometres.
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