Various substances. In nature, it can be reused, must, on a Virgin to separate elements mingle, inseparable from each other in order to be extracted to the following benefits, so separation is the process of purification compound by virtue of the differences of both physical and chemical criteria are used to separate mixtures, including the need to take into account efficiency and economy, which, in General, separation often use the following methods such as filtration, distillation, evaporation. Sedimentation of the crystallization. Extraction with solvents, etc.
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