According to a new report, the world’s largest cobalt producing company has caused serious environmental and public health damage in the Democratic Republic of Congo (DRC).
About Cobalt:
It is a hard, lustrous, silver-grey metal.
Properties:
It is a ferromagnetic strategic alloying metal.
It is a chemical element with the symbol Co and atomic no.27.
It is associated mostly with copper, nickel and arsenic ores.
Cobalt is extracted as a by-product of copper, nickel, zinc or precious metals.
Major World reserves of cobalt: Democratic Republic of Congo, Russia, Canada, Philippines and Cuba.
Occurrences of cobalt in India: Jharkhand, Odisha, Rajasthan, Nagaland and Madhya Pradesh.
Applications:
Major use of cobalt is in metallurgical applications, in Special alloy/Super alloy Industry, in magnets and cutting tools industries.
Cobalt is used as precursors (cobalt compounds) for cathodes in rechargeable batteries.
It is also used in powerful magnets, cutting tools and high-strength alloys in the aerospace, energy and defence sectors.
Cobalt compounds have been used since antiquity as a pigment (cobalt-blue) for pottery, glass, paints and other media.
Dear Student,
You have still not entered your mailing address. Please enter the address where all the study materials will be sent to you. (If applicable).
