(07-05-2015, 12:46 PM)surferdude2 Wrote: If you choose to use ice, I suggest crushing it up since that will increase the surface area and make for better heat transfer.
But it will also melt faster that way. So you'd get better cooling but not for as long.
The above is my opinion. It is just possible that I may, occasionally, be mistaken.
I am neither a Doctor, nor any other kind of medical professional.
Everything put together sooner or later falls apart.