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What scientific tests prove that the neither the images nor the bloodstains were painted?
The following tests prove that paint pigments were not used to create the images or the bloodstains.
- Visible light spectrometry
- ultraviolet spectrometry
- infrared spectrometry
- x-ray fluorescence spectrometry
- thermography pyrolysis-mass-spectrometry
- laser microprobe Raman analyses
- microchemical testing
More significantly, we now know a great deal about the images that was not known when McCrone did his microscopic examination. The faint images, golden-brown in color, are the result of complex conjugated double bonds within a super-thin film of starch fractions and sugars.
See: Did Walter McCrone find paint on the Shroud of Turin? Did Walter McCrone find blood on the Shroud of Turin? Why might there be paint particles on the Shroud of Turin?
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© 2004 Daniel R. Porter, Bronxville, New York
