The discrimination attribute is very helpful for prospectors who are searhing for gold nuggets in places in which There's a large amount of iron ore existing. By selectively ignoring metals that aren't gold, discrimination capabilities can help prospectors save time and effort by doing away with Phony positives. The Qinux https://www.google.co.mz/url?q=https://vertexdetectors.com/best-gold-detector-machine/