1. An evaluation system for materials comprising: at least one computer; a material features acquisition system operable to receive signals indicative of a plurality of material features while said material is not in operation; utilizing a plurality of identifier equations and coefficients for analyzing said signals; at least one database comprising at least one of constraints and material historical data; wherein said at least one computer is programmed to utilize said plurality of identifier equations and coefficients and said at least one database to estimate a remaining useful life of a material under evaluation.