The process of removing lighter gangue particles by washing in a current if water is called:

The process of removing lighter gangue particles by washing in a current of water is called:

The process of removing light gangue particles by washing in a current of water is called

The process of removing of lighter ganse particles by washing in a current of water is called

The process of removal of gangue particles from ores is known as :

The process of removing salt from sea water is called

The process in which lighter earthy particles are freed from the heavier particle by washing with water is called :