Which chemical agent is known to cause severe physical burns upon contact?

Distilled Mustard (HD) is known for its ability to cause severe physical burns upon contact with skin and mucous membranes. This chemical agent, also referred to as mustard gas, is a blistering agent that leads to the formation of painful blisters on exposed tissue. Its effects are not immediate; symptoms can develop hours after exposure, which increases the danger by delaying treatment. The blistering and damage caused by Distilled Mustard can be extensive and lead to significant incapacitation, emphasizing its potency as a chemical weapon.

Understanding the unique properties and effects of various chemical agents is critical in military and emergency response training, as this knowledge helps in preparing and implementing appropriate protective measures and treatments for those affected.