Evaluation of the Physical Performance and Working Mechanism of Asphalt Containing a Surfactant Warm Mix Additive

Table 4

Surface energy values and their components of three liquids.

Liquid type	Surface energy (mJ∙m^−2)	Dispersion component (mJ·m^−2)	Polar component (mJ·m^−2)
Distilled water	72.3	18.7	53.6
Glycerol	65.2	28.3	36.9
Formamide	59	39.4	19.6