Periodic Table High School Reference Sheet Répoussé is a metalworking technique by which a malleable metal like copper is hammered repeatedly to create ornaments and artwork. The metal
hardens in the process and loses its malleability and ductility. Which of the following terms represents this process of deliberate hardening of metals?
O A covalent networking
B. work hardening
o
C. lustering
O
D. alloying
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