kish

noun Metallurgy.

1. a mixture of graphite and slag separated from and floating on the surface of molten pig iron or cast iron as it cools.
2. dross on the surface of molten lead.

noun

1. an ancient Sumerian and Akkadian city: its site is 8 miles (13 km) east of the site of Babylon in S Iraq.

noun

1. metallurgy graphite formed on the surface of molten iron that contains a large amount of carbon