Tag Archives: potassium nitrate

How do fireworks work? A pyrotechnic chemist explains the science behind the bright colours and sounds

For many people around the world, the first moments of the new year will be filled with the sounds of fireworks and colorful light displays. From loud bangs to long whistles, from bright reds to pale blues, there are thousands of types of fireworks, and a branch of chemistry that studies these joyful explosions. I… Read More »