+Gels are complex [Colloid](/wiki/colloid) systems, often a network of [Polymer](/wiki/polymer) chains swollen with liquid. They exhibit a solid-like consistency despite their high liquid content, trapping fluid within their intricate structure.
+## See also
+- [Colloid](/wiki/colloid)
+- [Hydrogel](/wiki/hydrogel)
+- [Polymer](/wiki/polymer)
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