+A **sorbent** is a material designed to capture and hold substances, typically through [Absorption](/wiki/absorption) or [Adsorption](/wiki/adsorption). It acts as a selective sponge, drawing in liquids or gases for purposes like purification, spill cleanup, and chemical separation.
+## See also
+- [Filter](/wiki/filter)
+- [Catalyst](/wiki/catalyst)
+- [Separation](/wiki/separation)
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