Substance

Substance may refer to:

Chemical substance, a material with a definite chemical composition
Drug substance
Matter, the substance of which all physical objects are made
Substance theory, theory positing that a substance is distinct from its properties.
Substantial (rapper) a US musician
Substance (Joy Division album)
Substance 1987, a New Order album
"Substance", a song by Haste the Day from That They May Know You
Metal Gear Solid 2: Substance, an update of the video game Metal Gear Solid 2: Sons of Liberty

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