+**Tar** is a thick, dark, and viscous liquid substance, typically derived from the destructive distillation of organic materials such as [Wood](/wiki/Wood) or coal. Historically, it has been used for [Sealing](/wiki/Sealing), waterproofing, and as a binding agent, notably in road construction.
+## See also
+- [Asphalt](/wiki/Asphalt)
+- [Bitumen](/wiki/Bitumen)
+- [Distillation](/wiki/Distillation)
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