+An **ignition source** is any form of energy that can initiate [Combustion](/wiki/combustion). It provides the essential heat needed to begin a self-sustaining chemical reaction, often resulting in [Fire](/wiki/fire). Common examples include sparks, open flames, and hot surfaces.
+## See also
+- [Fire Triangle](/wiki/fire_triangle)
+- [Fuel](/wiki/fuel)
+- [Oxidizer](/wiki/oxidizer)
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