Black powder is pretty insensitive to shock and friction and should be ignited by flame or heat. However it's largely been supplanted by smokeless powder as being a propellant for ammunition in guns, black powder is still widely used for ignition expenses, primers, fuses, and blank-hearth expenses in armed forces https://greatgotfirearms.com/product/goex-fffg-black-powder-1-lb-in-stock/