The next three photos are courtesy of Dr. Paul Marriott. They are from the 2001 Hull Casino Fireworks Competition in Canada. This photo has the deepest blue I think I have ever seen in a photo. A blue shell is the hardest to make well, because it must burn very cool to have a rich deep blue.Dr. Paul Marriott
The next three photos are courtesy of Dr. Paul Marriott. They are from the 2001 Hull Casino Fireworks Competition in Canada. This photo has the deepest blue I think I have ever seen in a photo. A blue shell is the hardest to make well, because it must burn very cool to have a rich deep blue.
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