On Sun, 29 May 2005 23:42:50 GMT, Gene Kearns
wrote:


First of all, any "viscosity" with a "W" suffix is *not* a viscosity,
but an (arbitrary) measure of how easy it is to "shear" the oil at low
temperatures.///

As I recall, the W prefix is a viscosity determination at a set [low]
temperature ...

Brian W