A method for determining the presence of occult blood in fecal material in the water of a toilet bowl using {HEAD ~ a chemical test pad} comprising {TAIL ~ the steps} of: 
comprising
A method for determining the presence of occult blood in fecal material in the water of a toilet bowl using { HEAD ~ a chemical test pad } comprising { TAIL ~ the steps } of :
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 HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH