Modern fireworks sometimes use other mixtures such as sulfurless powder with extra potassium nitrate or other chemicals instead. Usually an aerial firework is made up like a shell which has four major parts to it container typically a container is made from paper or cardboard formed into a cylinder.

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The firework itself is made up of these main parts.

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A small compartment at the base of the shell contains black powder to propel the firework into the sky from a mortar made of iron aluminum plastic or heavy cardboard. Chile in chile the manufacture importation possession and use of fireworks is prohibited to unauthorized individuals. Since commercial grade fireworks are so much larger and more powerful setup and firing crews are always under great pressure to ensure they safely set up fire and clean up after a show.

As for the gunpowder itself that s made up of charcoal sulfur and potassium nitrate which is an oxidizer. The aerial shell which holds everything together and is usually shaped like a ball or cylinder. How do those components produce such dazzling.

It consists of very fine gunpowder made up of charcoal sulphur and potassium nitrate which allows the wick to burn at a controlled rate. This contains a fuse that burns slowly and is measured out to reach the explosive at a certain time when the shell is in the sky. Traditionally gunpowder used in fireworks was made of 75 percent potassium nitrate also called saltpeter mixed with 15 percent charcoal and 10 percent sulfur.

The original fireworks were made from gunpowder which is a mixture of ingredients including saltpetre sulphur and charcoal. It s usually made up of tightly packed coarse explosive gunpowder also known as black powder. Fuse the fuse is that little tail like rope or a wick that hangs out of the firework s body.

So how do fireworks work exactly. A modern firework consists of a shell of plastic papier mache or heavy paper surrounding compartments separated by cardboard.