Chemical weapons and chemical warfare agents (CWA)
Sustainable processes for the decontamination of chemical warfare agents

Chemical weapons are defined in Article II of the Chemical Weapons Convention (CWC), which came into force in 1997:

1. Chemical weapons" means the following elements, taken together or separately:

(a) toxic chemicals and their precursors, except those intended for purposes not prohibited under this Convention, so long as the types and quantities involved are consistent with such purposes;

b) munitions and devices specifically designed to cause death or other damage through the toxic action of toxic chemicals as defined in paragraph a), which would be released as a result of the use of such munitions and devices;

c) any equipment specifically designed for use in direct connection with the use of the ammunition and devices defined in paragraph b).