A three way valve operates to direct the flow of the concentrates into or bypassing a container located at {TAIL ~ a filling station} in which {HEAD ~ the chemical composition} is formed 
A three way valve operates to direct the flow of the concentrates into or bypassing a container located at { TAIL ~ a filling station } in which { HEAD ~ the chemical composition } is formed
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH