SimilarityRank
benzene 0.608 50027
carbon_monoxide 0.588 39006
pollutant 0.586 14162
contaminant 0.576 17936
air_pollutant 0.573 77087
particulate 0.568 43599
dioxin 0.568 55824
NOx 0.565 71494
particulate_matter 0.564 54856
organic_compound 0.563 62871
carcinogen 0.546 61516
biomarker 0.546 22692
these_compound 0.545 67745
nitrate 0.544 26529
arsenic 0.543 26103
lung_disease 0.543 59031
O_2 0.541 92339
toluene 0.539 94465
toxicity 0.536 16635
nitrogen_oxide 0.534 78932
COPD 0.528 31506
environmental_exposure 0.526 89999
sulfate 0.525 62467
Fe 0.524 39289
Hg 0.524 80636