It also includes 10 complete arm rings, two finger rings, six brooch fragments, a fine wire braid and 141 fragments of chopped-up arm rings and ingots, known as hacksilver.

BBC: Hopes to buy Silverdale Viking hoard for Lancaster

It also includes 10 complete arm rings, two finger rings, six bossed brooch fragments, a fine wire braid and 141 fragments of chopped-up arm rings and ingots, known as hacksilver.

BBC: Silverdale silver Viking hoard declared treasure

In short, almost anywhere copper wire is used in close quarters or for fine quality--there is a promising opportunity for the light pipe.

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