While Fireworks is a fun watch, the movie falls short of its premise. The storyline and characters are underdeveloped, and the movie could have been better with more character development. It shows a few moments of promise but is otherwise filled with clichés and poor writing. In addition, the movie is full of clichés that have no place in a film like this. Nevertheless, fireworks is still a good time and worth watching for its entertaining fireworks display.
Chemical reactions in fireworks
Fireworks are a popular tradition for the Fourth of July, but did you know that chemical reactions are actually fairly simple? According to John Conkling, an adjunct chemistry professor at Washington College in Chestertown, Md., and past executive director of the American Pyrotechnics Association, the chemical reactions that make fireworks spectacular are fairly simple. When the pyrotechnic elements burn, electrons in the surrounding atoms are excited and jump between different states, called electron shells. The energy released in the flame is converted into different wavelengths of light, and the colors are based on the type of element used.
Components of a firework shell
A firework shell is comprised of four key components: the black powder, lift charge, bursting charge, and effect. The lifting charge propels the shell into the air, while the bursting charge ignites the bursting charge from within the explosion. The amount of lifting charge powder in a firework shell will depend on the weight of the shell, the resistance it faces going up, and how high the firework will explode.
Common types of firework shells
There are several types of fireworks shells that you may be familiar with. A variety of aerial fireworks create different types of patterns. A common example is the crossette, which is a large star-shaped shell that ejects its tails all the way into the sky, producing a grid-like effect. Although the star should split into four pieces, they are commonly grouped together. Some shells have a variety of aerial effects, including peonies, stars, and fish.
Characteristics of a firework shell
When purchasing fireworks, one must remember the different characteristics of these fireworks. Fireworks are made of charcoal-based black powder and an oxidizer. The oxidizer breaks down the chemical bonds in the fuel, releasing energy. Fireworks also have different bursting charges and must be assembled in sequence. Some shells have more than one bursting charge. Multibreak shells have multiple parts and a complex shell.
Safety precautions for handling a firework shell
Properly handling fireworks requires following several safety procedures. First, a fireworks shell must be immersed in water for 15 minutes. Then, it must be retrieved from the water and returned to its maker. Another important safety precaution is to never place your body over a mortar. When storing fireworks, you should return them to the maker in a timely manner. A story Wyman told involved an unfortunate incident that occurred in his hometown. A lawn-mower operator accidentally hit a three-inch shell and was injured.