Black powder
Gunpowder
C 2%, K 15%, N 15%, O 45%, S 3%,

estimated elemental composition and molecular weight 
Real, long lived, electronically neutral reagent chemical.

Gram formula weight (molecular mass) = 1636.7


Explosive & propellant. Hygroscopic.
Wikipedia Page:

Gunpowder
is defined with respect to the entities below:
The entities below are defined with respect to:
Gunpowder
Explosive (generic)


Heterogeneous mixture (generic)


chemical compound molecule metal molecular science reaction mechanism ionic material acid base geometry reactivity synthesis science knowledge chemistry Lewis