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EPISODE · PRIME VIDEO
Season 18 · Episode 4
Landed Tue, 23 Oct 1990 · 21:00 your time · 1 episode · 1h 0m
Season 18, Episode 4 of NOVA aired Tuesday, 23 October 1990 at 9pm ET on PBS.
- S18E04Poisoned Winds of WarSixty-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.
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Episode 5
Tue 30 Oct · 21:00
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