Nitrocellulose is produced by nitric acid reacting with cellulose. It is highly flammable and exhibits low toxicity. Nitrocellulose is classified as an explosive if the nitrogen content exceeds 12.6 percent.
The compound has been used since the 19th century in paint, plastics, propellants, nail polish, fireworks, pharmaceuticals, explosives, coatings, Ping-Pong balls, smokeless gunpowder, flash paper, and more. Nitrocellulose was also used in the early days of photography, X-ray, and film production.