Chromium coats improve U. S. rifles - Journal of Chemical Education

Chromium coats improve U. S. rifles. J. Chem. Educ. , 1932, 9 (3), p 499. DOI: 10.1021/ed009p499.1. Publication Date: March 1932. Note: In lieu of an ...
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VOL.9, NO. 3

CHEMICAL PATENTS

499

Chromium coats improve U. S. rifles. Very thin coatings of chromium, bluish white nan-tarnishing mptal used on auto trim and plumbing fixtures to keep them shiny, are being applied to the interiors of Uncle Sam's large and small caliber gun