FIG 1 specifically shows {HEAD ~ a first disinfecting stage} 12 of {TAIL ~ reapplication system} 10 
of
FIG 1 specifically shows { HEAD ~ a first disinfecting stage } 12 of { TAIL ~ reapplication system } 10
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH