How Fireworks Work

To understand what it is you are photographing, you need to understand a little about how fireworks actually work. The aerial fireworks that you see in these photographs consist of a shell that is launched high into the air. Then a charge in the middle of the shell ignites a set of smaller shells that burn brightly as they first explode outward and then fall back to earth. These bright, burning pieces can be made to show different patterns and colors as they explode and travel through the night sky.

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ISO 200, 8.3 seconds, f/10

The light trails created by the fireworks change color as the different materials burn.

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