Today I spent time looking at chips that had degraded yesterday due to addition of a saline solution and the chips had begun to reorganise themselves.
This can be seen by the straighten of edges and features and in many cases the presence of donuts on the chip that weren’t present yesterday
before: 
24hr later 
detail of the area with three donuts:
before: 
24hrs later: 
Similar images bright field 100x:
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