Some people are having problems with dust, noise and heat with their mining rigs. Running your rigs in a tank of mineral oil would eliminate all three of these problems. You could even cool the oil with a radiator if you wanted to run it hot.

Is anyone doing this already?

http://www.youtube.com/watch?v=6sP45uBj4-k

http://www.youtube.com/watch?v=t0Tj4wMF5EY