Brass than in brass produced by cementation. These may be "natural alloys" manufactured by smelting zinc rich copper ores in redox conditions. Many have similar tin contents to contemporary bronze artefacts and it is possible that some copper-zinc alloys were accidental and perhaps not even distinguished from copper. However the large number of copper-zinc alloys now known suggests that at least some were deliberately manufactured and many have zinc contents of more than 12% wt which would have resulted in a distinctive golden color. By the 8th–7th century BC Assyrian cuneiform tablets mention the exploitation of the "copper of the mountains"
Where the Hell Are We and What Day Is It... This Is Static-X Where the Hell Are We and What Day Is It... This Is Static-X Where The Hell Are We And What Day Is It... This Is Static-X is a rockumentary DVD that was set to be released in 2001 by industrial metal band Static-X. It features behind-the-scenes and live footage, along with all of Static-X's music videos (at the time) and an audio-only concert. Due to the live footage being recorded at "Ozzfest", Sharon Osbourne threatened to sue the band if the DVD was released. Therefore, it was prevented from ever hitting store shelves. It is very hard to find and