Calcium (1/15)

Fphoto-26099002-2RM.jpg
CALCIUM METAL OXIDATION
Comparison Of Oxidized To Unoxidized Metal
Calcium metal oxidizes readily in air
Te surface of the metal on the left is already dull due to the formation of oxide. The sample on the right is even more oxidized.
Copyright:© 1990 Richard Megna - Fundamental Photographs
