Precautions before use: 1. Keep away from children 2. Do not spray this product on the surface of edible objects 3. The aerosol tank must be kept upright during use, and the included angle with the horizontal shall not be less than 45 ° 4. Please work in the air circulation area 5. If you accidentally splash your eyes, please wash them with clean water immediately and see a doctor for diagnosis 6. Please store it in a place below 40 ℃, do not put it in the car. Keep away from heat and open fire. Do not expose, puncture or burn the tank