Humanity’s 6 million years of existence represent a tiny fraction of the evolution of life on Earth as we know it. Surprisingly, our ancestors kept their primitive lifestyle for most of this period. Progressive civilizations only started to emerge around 12,000 years ago when the first metals were finally discovered.
Our ancestors called the first metals “native metals”. These include gold, copper, silver, tin, lead and iron. They were initially use to make weapons, shields, cookware, jewelry, and furniture pieces. Eventually, advancements in metalworking technology allowed for even more sophisticated applications.
The discovery of metals paved the way for industrialization to which we owe the modern world we live in today. If metals were discovered much earlier, we’d probably be a Type 1 civilization in the Kardashev scale by now. That’s because metals hold the key to limitless innovations. Read more from this blog:
https://rotaxmetals.net/uses-of-metals-in-our-daily-life/