With the high price of precious metals and gems, you cannot afford the time or the potential inaccuracies of traditional methods to determine the value of items being bought, sold, or recycled. Using ...

TEWKSBURY, Mass.--(BUSINESS WIRE)--In the world of pawnbroking, the difference between real and fake gold—or plated versus solid—could mean a difference of hundreds of dollars per transaction and ...

Through innovations in physics, chemistry, and technology, non-destructive testing (NDT) allows material analysis without damaging samples. This is a relatively recent technique, where previously the ...