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Question
Urban Mining" refers to which process?
"अर्बन माइनिंग" किस प्रक्रिया को संदर्भित करता है?
A.
Mining in city centers
B.
Extracting precious metals from discarded electronics
C.
Digging for minerals in residential areas
D.
Collecting scrap metal from construction sites
Answer ( Option B)

Extracting precious metals from discarded electronics

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