Plato asserted that God utilised the 4 aspects from the generation of the planet. Heraclitus attributed to fire the crucial power for development. The invention of gunpowder in China led into the fire lance, a flame-thrower weapon dating to all-around one thousand CE which was a precursor to projectile weapons https://fire-rated-ductworth-insu34556.onesmablog.com/the-best-side-of-fire-rated-ductworth-insulation-77502643