Re: Sunburn from sitting in car

[William Beaty <billb@eskimo.com>]

On Mon, 16 Feb 1998, Norman Lohstreter wrote:

> When I place them in my car, they change color when the sun comes
> through the side windows but not when the light comes through the
> windshield.  I assumed that the lamination material in the windshield (a
> plastic) was an absorber of UV where the side windows are tempered glass
> and do not have the plastic laminate. 

Hey, another addition to Ludwik's list: WINDOW GLASS DOES NOT BLOCK UV, IT
ATTENUATES BUT IS NOT ENTIRELY OPAQUE. 

Just kidding.  I don't recall seeing it widespread in textbooks.  But then
I haven't become sensitized to it, so I don't know for sure.



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