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In the past 2.6 million years thousands of archaeological sites have been excavated, and dated.They were often made up of debris from stone making.
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It lasted from about 4500 B.C. to 3500 B.C. Copper was being fashioned into implements and gold was made into ornaments approximately 6,000 years ago, which was before the Greek and Roman Empires.
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The age of Bronze began when people started mixing copper and tin to create alloys. They discovered Bronze and began making Bronze tools.
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People began using iron tools in the 8th century B.C. in Central Europe and was used in 6th century B.C. Northern Europe.
The Iron age is divided into subsections, Iron I and Iron II. -
Some of the first machines were made in 1764, such as the spinning jenny, or the water frame.
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Today advanced tools are everywhere, and are easily accessible to everyone everywhere. There are now a tool for almost everything.
