Thursday 8 October 2009

float inspiration USA


This US float inspiration has nothing to do with John Lilly. Now that I look at the picture again, it's in Yellowstone by the way, it looks less inspiring than it did in life. I can explain that.

East of the park there is the town of Yellowstone, and on the South side of the street there is a great place with a micro-brewery and a Pizza restaurant where I had the best house Pizza of my life, and there you can buy real beer, like English real ale I mean. I took some comfort there, as the song says, and afterwards the hot springs looked so inviting. Of course, most of them are boiling hot and fatal but inspiration comes in many temperatures. The nice yellow colour is from cyano bacteria that love that heat and live on sulphur (or sulfur). And Epsom salt is Magnesium Sulphate (or sulfate) so there's the link.

Technical note the heat of formation of epsom salt crystals is 3384 kJ/mole, one of the highest of common crystals (sodium chloride is only 411). Maybe that's why dissolving the salt steals so much heat from the water. The solubility of epsom salt in water goes from just o.22 kg/li in freezing water to 0.68 kg/li in boiling water and we use 0.5 kg/li in the float tank giving a density of 1.25 kg/li solution. So if your float tank gets too cold, you do get a mass of salt dropping out. It stays supersaturated for a while, then something nucleates the first crystal and whoosh, a whole load falls out of solution all at once. Its an experience to see. Unfortunately it will take you all day to recover the salt and this is not a good experiment to try in your float tank.

Now as far as I know there is no float tank in Yellowstone, nor in the glacier national park, grand tetons, and so on, maybe the natural scenery is relaxing enough.

Yellowstone is sitting on the biggest caldera volcano in the world and if it decides to blow one day we will all need float tanks with some special adaptations.

I will do some back checking and add some links to that brewery maybe.

By the way here is a site that lists manufacturers of float tanks, as far as I know the only such site
the federation of float tank makers

If you see anyone floating in Yellowstone, it won't be me and they may not be very well. Or inspired, or inspiring, but timing is everything. As my Homer toy says "Why are all the slow drivers in front of ME" Homer of course is the most famous user in the world of a float tank and everything he says is an inspiration. Here's another one:
"If God didn't want us to eat animals, why did he make them of meat?"

I shall think about that at the start of my next float session. It's so deep.

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