Some day hydrogen may replace the gasoline that we are now using up so rapidly. NOVA looks at the potential of hydrogen as a zero-pollution fuel.
| Title | The Invisible Flame |
|---|---|
| Genres | Documentary |
| Release Date | 1979-02-22 |
| Episode Runtime | 00 Hours 55 Minutes |
| Season Number | 6 |
| Episode Number | 6 |
| Production Companies | GBH |
No cast information available.
