Historically, explanation has been associated with causation: to explain an event or phenomenon is to identify its cause. But with the growth and development of philosophy of science in the 20th century, the concept of explanation began to receive more rigorous and specific analysis.
For jewelry applications, gauges 12-28 are most common. The size of wire is defined by one of two measuring systems. The American wire gauge (AWG) and the Standard wire gauge (SWG) systems.
A jewelry wire gauge is a measure of the wire gauge or diameter of wire used in jewelry making. Wire is defined today as a single, usually cylindrical, elongated strand of drawn metal.