How do you determine Viz


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Posted by Jeff Shaw on June 13, 2003 at 21:04:12:

In Reply to: 8PM last night... posted by Ross-O on June 13, 2003 at 14:41:13:

Hey Board...

Is there a method scientific or otherwise, for determining visability?

How does that differ at night?

I remember my kid telling me about lowering disks in the water at CIMI...


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