Sales of CoJet, the gas injection system for electric furnaces, a technology Air Water obtained from Praxair, have been booming. Air Water has already recorded sales of 11 units during the 8 years since it began selling CoJet. The company expects to reach a total of 12 units by the end of this year. This indicates that Air Water will have sold CoJets to over 30% of all of the electric furnace producers in Japan.