Filtering, Undissolved bits are too big to go through the tiny gaps in the filter paper, so they get trapped., Separate sand from a mixture of sand and water, Evaporation, Separate salt from a saltwater solution, The liquid turns into a vapour and leaves the solid behind, Distillation, The liquid from the solution becomes vapour and then condenses so it can be collected separately, Separate drinking water from seawater, Chromatography, The solvent travels up the paper, and different insoluble substances in the mixture get carried along at different speeds, so they spread out., Separate different colours from the link

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