As EDF's unofficial resident armorer, I can assure you black powder does not "burn slow."
Black powder is catagorized as an explosive. It combusts.
Modern gunpower is designed to burn in a controlled fashion and classified as a propellant.
To the naked eye and pedo-retards like you the rate of...
Many jews view the talmud as important work in jewish "faith" Some consider it more important.
https://www.chabad.org/library/article_cdo/aid/4617586/jewish/21-Talmud-Facts-Every-Jew-Should-Know.htm