There were about 1000 people in the fire drill just now. Some people sprayed on the sky and there was dry powder all over the sky. They choked tears and coughed all the time. They went to the upper air outlet to alleviate the problem. Is the problem big and does it have an impact on my body
The dry powder in the dry powder fire extinguisher has a certain stimulating effect on the respiratory mucosa. Excessive inhalation of dry powder will cause cough and some symptoms of dyspnea. If you don't inhale a lot, it shouldn't matter. You can drink more water, breathe more fresh air and take care of yourself.
In this case, don't worry too much. It doesn't have much impact on the body. However, it is recommended to avoid frequent such behavior in the future. If you can, you'd better wear masks or safety protection measures. Recently, eat more fresh vegetables and fruits.
Generally, dry powder fire extinguishers used in fire drills are applicable to many. Generally, there is no problem with this. This is mainly because they have not been here. In case of discomfort, they are generally not uncomfortable. In case of cough, they generally need to go to the hospital for further examination and treatment according to the situation. If they have uncomfortable symptoms, they will affect the respiratory tract to a certain extent