SimilarityRank
gases 0.878 11662
Methane 0.869 69623
gasses 0.857 45276
hydrocarbons 0.855 32458
ethane 0.843 97441
hydrocarbon 0.843 36213
dioxide 0.840 10273
gaseous 0.832 42339
nitrogen 0.801 12237
CO2 0.793 9992
sulfur 0.790 22001
ammonia 0.786 21773
biomass 0.779 16091
gasification 0.776 64900
gas 0.773 1338
sulphur 0.771 34384
GHGs 0.770 91201
sulfide 0.769 49224
NOx 0.762 55787
dioxins 0.760 77636
hydrogen 0.760 9917
PAHs 0.759 93057
pollutants 0.756 16074
sulphide 0.755 82356
particulates 0.755 55487