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There are numerous Chinese names for the fire-producing "sun-mirror" and water-producing "moon-mirror". These two bronze implements are literary metaphors for yin and yang, associating the "yang-mirror" yangsui with the Sun (a.k.a. tàiyáng 太陽 "great yang"), fire, dry, and round, and the "yin-mirror" fangshu with the Moon (tàiyīn 太陰 "great yin"), water, wet, and square.
Bronze is an alloy consisting primarily of copper, commonly with about 12–12.5% tin and often with the addition of other metals (including aluminium, manganese, nickel, or zinc) and sometimes non-metals, such as phosphorus, or metalloids, such as arsenic or silicon.
In archaeology, a celt / ˈ s ɛ l t / is a long, thin, prehistoric, stone or bronze tool similar to an adze, hoe, or axe. A shoe-last celt was a polished stone tool used during the early European Neolithic for felling trees and woodworking.
Hand tools have been used by humans since the Stone Age, when stone tools were used for hammering and cutting. During the Bronze Age, tools were made by casting alloys of copper and tin. Bronze tools were sharper and harder than those made of stone. During the Iron Age iron replaced bronze
In the Ancient Near East, clay tablets (Akkadian ṭuppu(m) 𒁾) [1] were used as a writing medium, especially for writing in cuneiform, throughout the Bronze Age and well into the Iron Age. Cuneiform characters were imprinted on a wet clay tablet with a stylus often made of reed . Once written upon, many tablets were dried in the sun or air ...
The tlaximaltepoztli (tlāximaltepoztli; in Nahuatl, tlaximal=carpentry and tepoztli=metal axe) or simply tepoztli was a common weapon used by civilizations from Mesoamerica which was formed by a wooden haft in which the poll of the bronze head was inlaid in a hole in the haft. It was used for war or as a tool.
A microlith is a small stone tool usually made of flint or chert and typically a centimetre or so in length and half a centimetre wide. They were made by humans from around 35,000 years ago, across Europe, Africa, Asia and Australia.
The discovery of bronze (an alloy of copper with arsenic or tin) enabled people to create metal objects which were harder and more durable than previously possible. Bronze tools, weapons, armor, and building materials such as decorative tiles were harder and more durable than their stone and copper ("Chalcolithic") predecessors.