# Cardox Data Films

Tests of fire extinguishing systems involving kindling oil fires in electrical transformers, etc. using various fuels and accelerators, then extinguishing with Cardox equipment. Great fire and smoke footage Oil fire in ground pit

- Kind: Film
- Year: 1940
- By: Cardox Corporation, Research & Engineering Depts.
- Genres: Industrial and advertising
- Archive: [Internet Archive](https://archive.org/details/6242_Cardox_Data_Films_01_00_50_23)
- Licence or status: none stated by the archive
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/6242_Cardox_Data_Films_01_00_50_23?play=1)