Lithium battery fire containment unit - GIF

Lithium battery fire containment unit.

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Previously:

https://www.homemadetools.net/forum/...720#post232142
https://www.homemadetools.net/forum/...582#post193319
https://www.homemadetools.net/forum/...741#post193954
https://www.homemadetools.net/forum/...636#post193486
https://www.homemadetools.net/forum/...708#post223389

It looks like a giant breadboard with an IC on it.

Are they trying to figure out if total emersion will extinguish the fire or is there a practical application for the apparatus?