Symptoms may include burning sensation, coughing, wheezing, laryngitis, shortness of breath, headache, nausea and vomiting. Swallowing can cause severe burns of the mouth, throat, and stomach. Can cause sore throat, vomiting, diarrhea. Symptoms of redness, pain, and severe burn can occur.
Contact can cause blurred vision, redness, pain and severe tissue burns.
If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention immediately. Give large quantities of water. Never give anything by mouth to an unconscious person.