On 26/06/07, Nick Cook <[EMAIL PROTECTED]> wrote: > > -------------------------------- > > 8. Water 1000 > > not sure how to ride on it :-) > > -------------------------------- > > 9. Solid Ice 919 > > -------------------------------- > > Let me also add that water and solid ice have certain other unique > chemical properties that effect the way their surfaces interact with > pressure, but I'm not sure exactly how that would practically apply in > the case of our interests. > > ~Nick
What about Ice on top of concrete as is found in most hockey arenas...?? Wanda
