Image unavailable

A computer-generated image shows the International Prototype Kilogram, which is made from an alloy of platinum and iridium. (Image: Wikimedia Commons)

Additional Information

Groups

Research Horizons

Categories

No categories were selected.

Keywords

No keywords were submitted.

Status

• Created By: John Toon
• Workflow Status: Published
• Created On: Dec 3, 2015 - 4:16pm
• Last Updated: Oct 7, 2016 - 10:44pm