'''Adsorption''' is the process by which a [[gas]] or [[liquid]] mixture contacts a [[solid]] and a component dissolved in the fluid [[phase]] moves into the solid phase.<ref name="felder">Felder, Richard M. and Ronald W. Rousseau. ''Elementary Principles of Chemical Processes 3e''. John Wiley & Sons: 2005.</ref>
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'''Adsorption''' refers to a [[Chemistry|chemical]] process where a [[solid]] placed in a [[fluid]] (either a liquid or gas) breaks down.