The method further includes the steps of introducing a hydrogen containing gas into a space in the chamber between the first and second electrodes and causing the vapor to pass through the second electrode and into {HEAD ~ the space} between {TAIL ~ the electrodes} 
between
The method further includes the steps of introducing a hydrogen containing gas into a space in the chamber between the first and second electrodes and causing the vapor to pass through the second electrode and into { HEAD ~ the space } between { TAIL ~ the electrodes }
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL