Crystallite of Rust on Newly Exposed Weathering Steel (approx. 5000X)1
Recrystallized Barrier Rust on Four-year-exposed Weathering Steel (approx. 600X)1
1. W. P. Gallagher, Application of the Scanning Electron Microscope to the Study of Rust Films, NACE, Philadelphia, Pennsylvania, March 4, 1970.
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