Re: Dry Dichromate and Gum, was Re: News from APIS

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Ender100@aol.com
Date: 07/28/03-10:19:22 PM Z


Hmmm Wug spelled backwards....if you flip the "W" is....GUM!

In a message dated 7/28/03 12:28:49 PM, wcharmon@wt.net writes:

>
>
> FYI
>
> (c) Associated Press  2003
>
> Leading French paleo-curator Janko Youssef announced today that the earliest
> known date of the so-called "New Gum" process has now been moved back
> approximately 31,000 years. Spectrographic analysis of cave paintings at
> Lascaux has determined that these are actually the earliest known examples
> of gum-dichromate printing. X-ray diffraction results confirm the presence
> of trace amounts of ammonium dichromate, gum arabic, and an unidentified
> brown organic pigment. Art historians have generally credited Mongo Ponton
> with the first use of the gum-dichromate technique, but will now have to
> assign credit to a Cro-Magnon man named Wug (no last name recorded).
> Researchers expressed amazement that not only was this the earliest known
> example of this process, but tangential evidence such as image clarity,
> gradation and quality seems to indicate that Wug used the dry dichromate
> technique, with another organic material containing human DNA material
> apparently used as a heat-releasable adhesive in the gum coating. It is
> still not known how Wug was able to develop the gum layer due to its
> position on the cave wall, but a general consensus seems to be emerging that
> it involved Wug and some of his friends using a spraying technique with hot
> water development (most agree that the water temperature was approximately
> 98.6 degrees F.) A representative image is located here:
>
> http://colophon.com/gallery/minsky/caves.htm
>


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