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1 gen 9000 anni a. C. - Copper discovery

Descrizione:

Mesopotamians discovered
Melting point: 1084.62°C
Boiling point: 2560°C
Atomic number: 29
Isotopes: 4
Most copper is used in electrical equipment such as wiring and motors. This is because it conducts both heat and electricity very well, and can be drawn into wires.

Aggiunto al nastro di tempo:

16 set 2020

Data:

1 gen 9000 anni a. C.
Adesso
~ 11031 years ago