Season 17 Episodes20
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Poisoned Winds of War
Oct 23, 199055 min
Sixty-five years after attempts to ban them, chemical weapons pose more of a threat than ever. NOVA looks at the problem of controlling substances that are easily produced and cruelly effective.
Seasons53
Episode Summary
"Poisoned Winds of War" is episode 13 of NOVA season 17. It aired on October 23, 1990.