Horizon Season 30 Episode 19
Episode Title: A Vital Poison
Genre:
Documentary
Countries:
UK,
Airing Date: June 14, 1993
Runtime:50 mins
IMDb Rating:
Watch Horizon Season 30 Episode 19 full movie online free in HD with English subtitles – no download needed.
Horizon: Horizon describes how researchers discovered that a lethal gas, called nitric oxide, was behind some of the most basic functions of our bodies.