Question

Egyptian learnt the use of metals form the​

Answer 1

Answer:

The Egyptian people learned that hammering copper increased its hardness, but could lead to the metal becoming more brittle. They combatted the brittleness by annealing or tempering, which involved heating the metal to soften it slightly.

Explanation:

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Answer 2

Answer:

The Egyptian people learned that hammering copper increased its hardness, but could lead to the metal becoming more brittle. They combatted the brittleness by annealing or tempering, which involved heating the metal to soften it slightly.

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