You Can Run a Raspberry Pi Under Water: Here's How

[Admin]

With a chemical treatment, you can completely waterpoof a Raspberry Pi and use it submerged.

You Can Run a Raspberry Pi Under Water: Here's How : Read more

 

[Garthros]

Well, how far were you able to push the GPU and CPU?

 

[artk2219]

You could also just use oil and never have to worry about the water proofing.