ニバレノール
Nivalenol as well as deoxynivalenol and T-2 toxin have been used as biological warfare agents in Laos and Cambodia as well as in Afghanistan. The Soviet Union has been alleged to have provided the mycotoxins and to have used them themselves in Afghanistan. All three compounds could be identified in the vegetation at affected sites, whereas T-2 toxin could also be found in urine and blood samples of victims.
The best documented use of trichothecenes in warfare is the yellow rain controversy, this describes a number of attacks in Southeastern Asia as well as Laos and Afghanistan, which used a “yellow rain” as described by witnesses.