The darkening is because it turns into silver metal and bromine gas.

He cut up the second adolescent and dropped the legs into hot silver metal.

In the center of the field was a large cylindrical ship of silver metal.

It was eight feet tall, covered in gleaming silver metal, its face a dark nothingness.

I caught a flash of silver metal, more guns.

The silver metal felt warm, but only from the heat of Khardan's body.

Large drops of silver metal fell to the distant stone floor.

Ten thousand of us in silver metal, with tools of war.

It is made of a silver metal, hence his name.

The medal is made of silver metal, 36 mm in diameter.