As a chemical weapon, it is classified as a weapon of mass destruction by the United Nations, according to UN Resolution 687, and its production and stockpiling was outlawed by the Chemical Weapons Convention of 1993.
It is classified as a weapon of mass destruction by the United Nations. This was according to UN Resolution 687. This was as a chemical weapon. Its production and stockpiling was outlawed by the Chemical Weapons Convention of 1993. This was as a chemical weapon.