The creation of flashing powder or black powder as it is now known is not credited to any one person, but rather a region and time period. I have posted a link to an article in the related links section with a broader explanation.
The first type of gunpowder was black powder which created smoke. Some firearms and other non-firearm related items use black powder for other uses (historical recreation). Most firearms nowadays that have cartridged bullets use a smokeless powder.
Black powder absorbs moisture from the atmosphere
Manganese dioxide (MnO2) is a black powder.
Black powder is much weaker than smokeless powder. Smokeless powder, for this reason, once invented(much after black powder), replaced black powder in guns. However, black powder is still used in fireworks because the extreme explosive power of smokeless powder would prove too dangerous in fireworks.
Black powder, or a black powder substitute such as Pyrodex. Smokeless powder (modern gun powder) should not be used in a traditional muzzle loading firearm.
no
Either FFFg black powder or Pyrodex P may be used.
Powder Her Face was created in 1995.
Death Powder was created in 1986.
Powder Mountain was created in 1972.
Powder Snow was created in 1989.
BC Powder was created in 1906.