TiO2 discoloration
On horizontal surfaces such as tile, excessive levels of titanium and some rare earth oxides will pull in the corners causing discoloration.
Copyright
© TJA 2017
Photo Information
- Taken with EASTMAN KODAK COMPANY KODAK EASYSHARE C182 Digital Camera
- Focal Length 5.7 mm
- Exposure Time 3125/1000000
- f Aperture f/8.8
- ISO Speed 80
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