Andrews' pitchfork is used to build the main price channel on the trend market, and also to divide it into two parts. The lines that are created based on pitchforks demonstrate nothing less than support and resistance, showing the degree of probability that the price will depart from the line and go beyond the price corridor.
Historically, metal is a fairly ancient but effective measure of wealth and prosperity. It was for trade relations that a valuable asset was used. Gold was the world's equivalent. The metal was not only a payment instrument but also a popular commodity for exchange.