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. 2024 Mar 27;14:7283. doi: 10.1038/s41598-024-57040-y

Table 2.

Properties of the pyrolysis oil.

Component Value [this study] Tea wastes45 Hard wood63 Scenedesmus dimorphus64 Palm shell65 Diesel66 Unit
Density 975 980 1220 841 1051 850 kg/m3
Viscosity 3.9 4.1 13 $ 3.2 3.9 cSt
Flash point 145 135 66 40 $ 57 °C
pH 4.3 4.8 $ 5 2.5
C 50.35 51.33 55.5 74.73 19.48 86.5 wt%
H 6.98 7.63 6.7 10.6 8.92 13.2 wt%
N 5.04 5.14 0.1 5.79 0.2 0.02 wt%
S 0.03 0.02 0.0 0.61 0.04 0.24 wt%
Oa 37.60 35.88 37.7 8.27 71.40 wt%
Heating value 19.76 21.34 17.5 28.52 6.58 43.60 MJ/kg

$Not reported.

aBy difference.