WORLD HISTORY

HISTORY

ORIGINS OF CIVILIZATION PREHISTORY300 BC

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The science of obtaining metals in their natural form and preparing them for use is:
A
surplus
B
cultural diffusion
C
metallurgy
D
matrilineal
Explanation: 

Detailed explanation-1: -Metallurgy is the field of science that deals with the extraction of metals from ores which are naturally found in the environment. Most of the elements especially metals are present in combination with other elements or with sand, limestone, and earthy impurities and these are called minerals.

Detailed explanation-2: -Extraction of the metal along with its refining for use is termed as metallurgy. Metallurgy involves four steps, crushing of ore, the concentration of ore, extraction of ore, and refining of ore.

Detailed explanation-3: -Extractive Metallurgy. Physical Metallurgy. Mechanical Metallurgy. 21-Aug-2014

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