chemical weapon
(4) “chemical weapon” means, together or separately— (A) toxic chemicals and their precursors, except where intended for— (i) industrial, agricultural, research, medical, pharmaceutical, or other peaceful purposes; (ii) protective purposes, namely those purposes directly related to protection against toxic chemicals and to protection against chemical weapons; (iii) military purposes not connected with the use of chemical weapons and not dependent on the use of the toxic properties of chemicals as a method of warfare; or (iv) law enforcement including domestic riot control purposes, as long as the types and quantities are consistent with such purposes; (B) munitions and devices, specifically designed to cause death or other harm through the toxic properties of those toxic chemicals specified in subparagraph (A), which would be released as a result of the employment of such munitions and devices; and (C) any equipment specifically designed for use directly in connection with the employment of munitions and devices specified in subparagraph (B);