Black powder is pretty insensitive to shock and friction and must be ignited by flame or heat. Even though it's got mostly been supplanted by smokeless powder as a propellant for ammunition in guns, black powder is still greatly useful for ignition prices, primers, fuses, and blank-fireplace costs in armed https://extrabookmarking.com/story14820290/the-smart-trick-of-goex-black-powder-that-no-one-is-discussing