Forest fire is a destructive burning phenomenon that is not controlled by human beings, spreads and expands freely in the forest ecosystem, brings harm to the forest and ecological environment, and causes losses to people's lives, property and social economy. Forest fires are very frequent in the world now. According to statistics, the number of forest fires in the world is about 220,000 times a year, and the forest area burned every year exceeds 6.4 million hectares, accounting for more than 0.23% of the world's forest coverage. In many parts of the world, a forest fire can burn hundreds of thousands or even tens of millions of hectares of forest. For example, in 1994, a fire in New South Wales, Australia, destroyed more than 1 10,000 hectares of precious virgin forest; 1998 A fire in Indonesia destroyed1500,000 hectares of forest.
Therefore, in order to prevent and reduce forest fires, it is essential to prepare forest fire prevention materials in advance. Once a forest fire breaks out, it is necessary to ensure that it can be pulled, used and won, minimize the harm of forest fires, ensure the safety of people's lives and property, and maintain social stability and public safety.