A kind of gun metal, containing copper, zinc, and iron, but no tin.

(music) A genre of heavy metal music characterized by experimental and unconventional elements.

A variety of clay ironstone, in Staffordshire, England, used for making tools.

The metallurgy of producing metal components by compacting and sintering powdered metals

Any of various metallic elements in the p-block of the periodic table, generally with higher electronegativity, lower melting and boiling points and greater softness than the transition metals.

(archaeology) An age characterised by the use of tools made from a specific type of metal.

The age characterised by the use of metal tools. / The Copper Age.

A tough kind of sheet brass from which cartridge shells are made.

Designating direct contact between two metal items or elements.

A subgenre of black metal that focuses on slow, repetitive instrumentation and depressive or suicidal lyrics and imagery.