When demonstrations are difficult to disperse or turn violent, tear gas is sometimes fired by the apparatus at action participants to control the situation. Tear gas used at the demonstration site can spread to the surrounding environment, especially if carried by the wind. It is not possible that you may also be exposed to tear gas without realizing it. Tear gas contains active ingredients, such as chloroacetophenone (CN) and chlorobenzylidenemalononitrile (CS). These chemicals can cause a number of symptoms in people who are exposed, such as red and hot eyes, heavy tears, and blurred vision. Not only that, the tear gas effect can also be: Runny nose, reddened, and swollen. Shortness of breath, coughing and wheezing. Irritation and burning sensation in the mouth. Nausea and vomiting. Rashes and heat on the skin. Perform this step if you are exposed to tear gas When exposed to tear gas, try to remain calm and do not panic. Perform the following steps: 1. Minimize inhaled t...