DOI: 10.4236/jep.2020.119040 673 Journal of Environmental Protection Continued 56 1,3 -Dioxan-5-ol 0 45.83 Alcohol 57 Ethanol 0 41.67 Alcohol 58 1,3 -Dioxane, 2-methyl- 0 37.50 Aldehyde 59 Glycidol 0 31.94 Ether 60 Acetic formic anhydride 0 26.39 Carboxylic anhydride 61 1,2 -Propanediol, 3-chloro 0 22.22 Alcohol 62 Acetaldehyde, chloro - 0 19.44 Aldehyde 63 Acetone 0 18.06 Ketone 64 Butanoic acid, 2,3 -dihydroxypropyl ester 0 16.67 Ester 65 1,2 -Propanediol, diformate 0 13.89 Ester 66 1,3 -Propanediol, diacetate 0 13.89 Ester 67 Acetaldehyde 0 13.89 Aldehyde 68 1H -Pyrazole, 4-chloro- 0 12.50 Azole 69 Isopropyl alcohol 0 12.50 Alcohol 70 -D-Glucopyranose, 1,6-anhydro- 0 12.50 Anhydrohexose 71 Oxalacetic acid 0 11.11 Carboxylic Acid 72 Isopropyl acetate 0 9.72 Ester 73 2,3 -Butanedione 0 9.72 Ketone 74 1,3 -Dioxane 0 9.72 Ether 75 1,2 -Propanediol, 3-methoxy- 0 9.72 Ether 76 Methyl glyoxal 0 9.72 Aldehyde 77 1,2,3,4 -Butanetriol 0 9.72 Alcohol 78 -Citronellol 0 9.72 Amine 79 2 -Hexanone 0 8.33 Ketone 80 Glycidol [1 -Propanol, 2,3-epoxy-] 0 8.33 Ether 81 1,3 -Dioxolane, 4-methanol 0 8.33 Alcohol 82 1 -Propen-1-ol, acetate 0 8.33 Ester 83 Prophyl 2-methylvalerate 0 8.33 Ester 84 Benzene 0 6.94 Hydrocarbon 85 Butyl acetate 0 6.94 Ester 86 Furan, 2 -methyl- 0 6.94 Furan 87 Hexanoic acid, propyl ester 0 6.94 Ester 1-oxybis-Butanoic acid, 3-methylbutyl ester and D-Limonene were only detected in e-liquid samples
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973, the Setting Consumer Standers for Lithium-Ion Batteries Act
The first group that started to quit en masse were doctors, who, incidentally, had also been among the heaviest smokers
