Final answer:
Mustard gas (HN) is a chemical warfare agent that causes severe burns and blisters on the skin, eyes, and respiratory system. The symptoms of exposure include skin redness, blistering, eye irritation, and difficulty breathing. Treatment involves decontamination, supportive care, and specific treatments for wound care and respiratory support.
Step-by-step explanation:
Mustard gas (HN) is a chemical warfare agent that belongs to the class of blister agents. It affects the human body by causing severe burns and blisters on the skin, eyes, and respiratory system. The symptoms of exposure to mustard gas include skin redness, blistering, eye irritation, and difficulty breathing.
The standard treatment for mustard gas poisoning involves decontamination of the affected area, supportive care to manage symptoms, and specific treatments such as wound care and respiratory support. Specific antidotes for mustard gas poisoning are not available, but treatment focuses on relieving symptoms and preventing further complications.