On Mar 10, 12:02=A0am, "Timo A. Nieminen"
wrote:
Is colour
> real? Is a blue object _really_ "blue"? Look at it in the lovely light of
> a sodium lamp - where is its "blueness"?
It's bluesness went further down the wire to make the
mercury lamp lovely. :o)
Sue...
> --
> Timo Nieminen