SimilarityRank
iodine-131 0.754 51608
radioactivity 0.743 14083
dioxin 0.741 17452
groundwater 0.741 12650
polonium 0.737 36755
radionuclide 0.736 25560
methane 0.732 11786
pollutant 0.730 10281
cancer-causing 0.727 51516
ionise 0.725 26893
caesium 0.723 37760
caesium-137 0.716 59747
acidification 0.715 21870
polonium-210 0.714 71984
aquifer 0.712 17613
contamination 0.710 7877
nox 0.707 28969
contaminant 0.704 23773
strontium-90 0.703 87007
anthropogenic 0.703 51620
beryllium 0.700 52345
radio-active 0.698 71832
particulate 0.697 25930
radioactive 0.696 6851
intermediate-level 0.695 62187