The Ultimate Guide to Building a Firecracker

The explosive bang of a small firecracker can add excitement to an outdoor party. If you’re interested in chemistry, you might want to try your hand at building one yourself. Proceed with extreme caution; Firecrackers are made from highly flammable materials and proper precautions must be taken to ensure you are not injured! This article details the steps for making ping pong ball firecrackers.

Preparation for firecracker building

Take safety precautions!

Whenever you are working with a flammable substance, it is extremely important to take care not to endanger yourself, other people, your home and the environment from being burned or set on fire. Plan to make your firecrackers outdoors so you don’t endanger the house and make sure children and pets are kept away from the area! Set up a workspace well away from the house, shed, and other facilities on your property! Don’t work on your firecrackers near trees, telephone poles, or other outdoor things! It is best to set yourself up on a concrete terrace or on bare ground, no. Avoid working with explosives near dry grass or other plants that could easily catch fire! Wear safety goggles when working with the firecracker materials!

Gather your materials!

Firecrackers are made from a shell that contains explosive materials and a small fuse that you use to light it. The following materials can be purchased at major department stores that sell ammo and sporting supplies. A ping pong ball for every firecracker you want to make. The thick cord serves as a fuse. A sharp nail and a razor blade to poke holes in the ping pong ball. Tape to seal the hole. Black powder, also known as gunpowder, is available where ammunition is sold. It is offered in small containers. before you buy gunpowder, familiarize yourself with the measurements you need! Nail polish that makes the firecracker louder.

Build the firecracker

Drill a hole in the ping pong ball!

Use the nail to make a small hole in the top of the ping pong ball! If necessary, you can use a hammer to get the nail into the ball better.

Make a second hole on the bottom!

Use the razor blade to cut a slightly larger hole opposite the hole you made with the nail. It should be large enough that you can pour the powder into the ping pong ball. Take a razor blade with a handle to be more precise! Be careful not to cut yourself leading them; the surface of the ping pong ball might be slippery! If you don’t have a razor blade, use a nail or other object to poke a few closely spaced holes to create a hole large enough to pour the powder through.

Make a fuse!

Cut a piece of string several inches long and thread it through the nail hole in the ping pong ball! Pull it through so the beginning of the string hangs in the middle of the ball and the end of the string sticks out 1 to 2 inches from the ball! If you’re having trouble threading the string through the hole, dip it in some melted wax to create a hardened tip, then push the tip through the hole. For a slower burning fuse, dip the entire cord in candle wax or beeswax. When you light the fuse, it burns more slowly before the firecracker explodes.

Fill the ping pong ball with powder!

Use a small spoon or funnel to fill the ball ¾ full with gunpowder! Don’t overfill the ball! Never smoke or light a flame while handling gunpowder! Be careful not to spill gunpowder on your workspace! If you spill something, clean it up with a dustpan and hand brush and dispose of it safely! Once you’re done with the gunpowder, seal the container tightly and store it in a cool, dry place away from flammable or explosive substances!

Glue the filling hole!

Use a piece of tape to tape the hole shut, pressing firmly to make sure it doesn’t come loose. The fuse should not be covered.

Fire up the firecracker!

Use nail polish to paint the outside of the firecracker! Let it dry completely!

Use the firecracker

Find a safe place outside!

An open concrete parking lot away from buildings and cars is the ideal place to use the firecracker. Don’t shoot a firecracker near people, houses, or anything else that might catch fire!

Light the fuse!

Take a match or lighter to carefully light the tip of the fuse! Do not light the fuse closer to the firecracker, otherwise it could explode prematurely!

Put down the firecracker and walk away!

Don’t get too close to the firecracker after you’ve lit it! Put him on a cool, dry surface – no grass or other combustible material – and quickly walk several feet away! DO NOT light the fuse until children, pets and other people are within a safe distance of the firecracker! Never put a firecracker in a glass bottle or drinking glass! The glass can break and the consequences can be very dangerous.

Watch the firecracker explode!

It contains just enough gunpowder to pack a satisfying bang and add excitement to an outdoor party.

Final Words

Use your firecracker on New Year’s Eve! Do not use firecrackers near children or flammable materials!


About the Author


Eddie Miller

Eddie is an Associate Editor in London, UK. He coordinates client content and sponsored articles. Eddie has two Masters in language and spent half his life in the teaching field. He now owns an Amazon business and runs a wooden DIY workshop.