I love This Stuff

I have what is best described as a Black Box on my Scuba BC.

It shows all kinds of readouts from physical environmental things like depth and temperature, plus internal body changes like on gassing and off gassing...tissue loading.


Unknown said...

You mean it registers when you pass gass? Cool!

Rock Chef said...

Wonderfully nerdy!

Ken said...

What's the boring green line in the bottom half, bone density?