On Sun, 3 Jan 2016 18:55:45 -0500, Tom Gardner wrote:

On 1/2/2016 3:32 PM, Ed Huntress wrote:
This may not be what you're referring to, but steel roller bearings
used in gas turbines often are silver-plated. The purpose it twofold:
it makes a superior bearing surface in normal operation (why, I don't
know), and it offers some protection in case the oil supply is
temporarily blocked. Like cast iron or babbitt, it provides some
lubrication even when run dry.


I think Silver makes a GREAT material for bullets, I've made some for
people but never got any feedback on performance or what they did to the
barrel.

Think "silver solder" fouling.