The documentary "Grandes cataclismos 5- Tornado de fuego" is part of a series that delves into significant catastrophic events. This specific episode likely focuses on the destructive power and impact of a fire tornado, exploring the science behind this rare and devastating natural phenomenon. Unfortunately, further details about the specific content and findings of this episode are not available in the provided search results.

Citations:
[1] https://www.documaniatv.com/documentales/grandes-cataclismos/
[2] https://es.scribd.com/document/173238792/Nacidos-del-fuego-docx
[3] https://es.wikipedia.org/wiki/Perfect_Disaster
[4] https://www.documaniatv.com/documentales-historia-videos-127-date.html