{HEAD ~ A system} 14, wherein {TAIL ~ a second water trap} is positioned between the means for pre drying and the first water trap 
wherein
{ HEAD ~ A system } 14 , wherein { TAIL ~ a second water trap } is positioned between the means for pre drying and the first water trap
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH