Daily mining knowledge

Pralhad Joshi

Advantage and disadvantage of Open Cast (O\C) mines.
Advantage and disadvantage of Underground (U\G) mines.
Full form of DGMS Full form of CMR Full form of CMPDI Full form of CMPF Full form of BEML Full form of ISM Full form of GSI FUll form of IBM Full form of CIL Full Form of ECL
Types of Mining method? Open cast Underground mining
what is mining?