When did Horizon Season 28 Episode 15 air?
Horizon Season 28 Episode 15 aired on April 22, 1991.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Documentary following the clean-up operation at Chernobyl and the elite team of Soviet scientists working in areas of radiation that would be considered lethal in the West, whilst they hunt for missing fuel, uranium and plutonium, anxious that these could cause a second accident.
Direct answers for episode-level questions and details.
Horizon Season 28 Episode 15 aired on April 22, 1991.
This episode runs for approximately 60 minutes.
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