... fiber optics, low melting point alloys, energy storage, nuclear control rods, LED ... Gallium is one of the few elements besides uranium, thorium and phosphorus ... Tungsten, valued at about four to five times the price of copper, is a strategic ...
It is a rod with a helical ridge on its surface that allows it to mesh with the teeth of ... Active sulfur in some EP additives reacts with the copper within the brass or ...
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