What’s the hardest color to make in fireworks? Decoding the Chemical Secrets of Pyrotechnics
I. The Most Elusive Color: Mystery of Pure Blue Flame Among all firework colors, pure blue remains the most challenging to achieve. This phenomenon involves intricate chemical principles: Blue fireworks rely on copper compounds (like cuprous chloride, CuCl) as key ingredients. These compounds must burn within a narrow temperature range around 1,200°C (equivalent to volcanic […]