When {HEAD ~ the decomposition} of ozone in the storage tank is taken into {TAIL ~ account}, however, it is preferable to have the storage tank incorporated in the apparatus for the ozonated water production and enabled therein to maintain the concentration 
When { HEAD ~ the decomposition } of ozone in the storage tank is taken into { TAIL ~ account } , however , it is preferable to have the storage tank incorporated in the apparatus for the ozonated water production and enabled therein to maintain the concentration
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH