pollution organism indicator

affier anguidaes ankyloblepharon-ectodermal dysplasia-clefting syn- electronic letter box exclusive-OR operator fictitious transportation lag frequency point high density propellant natural background value oghamic piperitenone oxide potassium sulfocarbolate power station at dam toe Preignac ribonucleoproteins sound-trap spunkless tautomeric form tunnel Wright's modification of Buchner's methods