> In which case you would expect white balls. Black ones would be expected to
> heat the water up.
>
I've heard that the additive to many plastics that make them
UV-stable is black. A friend of mine just bought a used modular plastic
"dock" for their house on the lake. The friggin' thing is impossible to
walk on in the sunlight because it get so hot (black for UV reasons).
-Cory
*************************************************************************
* Cory Papenfuss, Ph.D. Electrical Engineering, PPSEL-IA *
* Research Associate, Vibrations and Acoustics Laboratory *
* Mechanical Engineering *
* Virginia Polytechnic Institute and State University *
*************************************************************************
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