SimilarityRank
hydrocarbon 0.960 36213
methane 0.855 19799
gases 0.843 11662
ethane 0.841 97441
PAHs 0.840 93057
sulfur 0.830 22001
benzene 0.817 46443
sulphur 0.815 34384
methanol 0.810 42034
petroleum 0.809 13215
toluene 0.803 81758
dioxide 0.800 10273
oxides 0.799 42880
solvents 0.799 29089
gasses 0.794 45276
feedstock 0.792 46681
nitrogen 0.791 12237
sulphuric 0.790 87525
feedstocks 0.789 76964
hydrogen 0.788 9917
petrochemicals 0.787 64013
gaseous 0.786 42339
sulfide 0.786 49224
dioxins 0.784 77636
phosphates 0.783 65870