Other Definitions
purification (dict)

Purification

• Filtration is a mechanical method to remove solids from liquids.
• Condensation or distillation is used to remove soluble substances from liquids, which cannot be done through filtration due to the small size of the substances.
• Smelting is used to produce metals from raw ore, and involves adding chemicals to the ore and heating it up to the melting point of the metal.
• Refining is used primarily in the petroleum industry, whereby crude oil is heated and seperated into stages according to the condensation points of the various elements.
• Water purification combines a number of methods to produce potable or drinking water

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