+A **bubble** is a fleeting sphere of [gas](/wiki/gas) trapped within a [liquid](/wiki/liquid) or solid. Formed by surface tension, it often shimmers with iridescence before its brief existence concludes.
+## See also
+- [Foam](/wiki/foam)
+- [Surface Tension](/wiki/surface_tension)
+- [Effervescence](/wiki/effervescence)
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