It's present in metal alloys like sterling silver, cupronickel (copper-nickel), and bronze, and its implementation over thousands of years is a testament to its endurance. Copper is also a native ...

The major party leaders went head to head on national security and the cost of living, in a fiery debate hosted by Seven.

This is the minimum amount which is required to buy "x" number of lots of a particular commodity to trade in futures market.