The water attracting properties of the background are enhanced by treating {TAIL ~ at least the background} with a monomeric, organo phosophonic acid cheating compound or {HEAD ~ salt} thereof 
The water attracting properties of the background are enhanced by treating { TAIL ~ at least the background } with a monomeric , organo phosophonic acid cheating compound or { HEAD ~ salt } thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH