Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The idea of froth floatation method came from a person 
and this method is related to the process 
of ores, 
and 
respectively, are:
Text Solution
Verified by ExpertsThe correct answer is:
B
JEE Main 2019
Froth floatation was discovered by washer women. It is a method of concentration of ores.
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