caption: Left to right: pure forms of the metals Cobalt, <PERSON>, and Nickel
exif: {"Image DocumentName": "Left to right: pure forms of the metals Cobalt, Iron, and Nickel", "Image ImageDescription": "Elements. The purest form of something \u2013 so pure that there\u2019s NOTHING you can do to it to separate it into something else. Left to right: pure forms of the metals Cobalt, Iron, and Nickel.", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}