It is a further object of the invention to provide {HEAD ~ an assay vehicle} suitable for {TAIL ~ use} in an animal litter or bedding 
suitable for
It is a further object of the invention to provide { HEAD ~ an assay vehicle } suitable for { TAIL ~ use } in an animal litter or bedding
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH