+A **toxic agent** is any substance capable of causing [Harm](/wiki/harm) to an organism, disrupting its vital functions. Its insidious presence can lead to [Illness](/wiki/illness) or death, a silent testament to nature's delicate balance.
+## See also
+- [Poison](/wiki/poison)
+- [Toxin](/wiki/toxin)
+- [Contaminant](/wiki/contaminant)
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