Assertion: cryolite | /r/CapableOf | increase the cost of operation
Facets:
Source sentences:
text: Thus, during the greater part of the operating life of an alumina reduction cell, both cryolite and aluminum fluoride must be supplied to the cell, necessitating the maintenance of inventories of such compounds, and increasing the cost of operation.
text: Thus, during the greater part of the operating life of an alumina reduction cell, both cryolite and aluminum fluoride must be supplied to the cell, necessitating the maintenance or inventories of such compounds, and increasing the cost of operation.