The shell material of pepper ball is usually plastic or metal. Some common plastic pepper ball shell materials include polycarbonate, polyester and acrylic acid, which are usually used to make hard plastic pepper balls. These plastic materials have high heat resistance, impact resistance, chemical stability and transparency, and are easy to process and manufacture.When using plastic pepper balls, you should pay attention to the following points:Storage safety: Keep plastic pepper balls out of children's reach to avoid accidental eating or misuse.Avoid high temperature: Do not put plastic pepper balls in high temperature or direct sunlight to prevent plastic materials from being deformed or damaged.Don't touch the fire source: don't put the plastic pepper ball near the fire source to prevent fire.Regular cleaning: regularly clean plastic pepper balls with wet cloth or detergent to keep them clean and hygienic.Do not soak for a long time: Do not soak the plastic pepper ball in water for a long time, so as not to affect its performance and service life.In the process of use, if the plastic pepper ball shell is found to be damaged or broken, it should be stopped in time and seek the help of relevant departments. At the same time, be careful not to throw pepper balls into the air or throw them at people to avoid accidents.