Table 2.

Dependence of the indices dielectric constant, density, PV, refractive index, specific refractive index, polarisation and orientation polarisation with time of heating

Sample type	Sunflower oil								Corn oil
	C in pF	εr	PV mEqO2/kg	ρ 103 kg/m3	n	R 10−3 m3/kg	P 10−3 m3/kg	Po 10−3 m3/kg	C in pF	εr	PV mEqO2/kg	ρ 103 kg/m3	n	R 10−3 m3/kg	P 10−3 m3/kg	Po 10−3 m3/kg
NH	50.5	2.76	3.228	0.846	1.473	0.332	0.437	0.105	54.6	2.51	4.822	0.850	1.470	0.326	0.394	0.068
I-H	50.8	2.81	7.782	0.850	1.474	0.331	0.443	0.112	54.8	2.64	11.24	0.859	1.471	0.322	0.411	0.089
II- H	51.1	2.90	13.42	0.852	1.475	0.330	0.455	0.125	55.1	2.67	13.99	0.866	1.472	0.321	0.413	0.092
III-H	52.1	3.01	30.10	0.854	1.476	0.330	0.470	0.14	55.5	2.71	16.89	0.871	1.474	0.319	0.417	0.098

Sample type	Olive oil
	C in pF	εr	PV mEqO2/kg	ρ 103 kg/m3	n	R10−3 m3/kg	P 10−3 m3/kg	Po 10−3 m3/kg
NH	49.4	2.69	1.169	0.856	1.473	0.330	0.421	0.091
I-H	51.9	2.80	10.71	0.868	1.474	0.327	0.432	0.105
II- H	52.5	2.82	18.72	0.872	1.475	0.325	0.433	0.108
III-H	53.1	2.84	21.57	0.881	1.477	0.324	0.434	0.109

NH not heated, I-H first time heated, II-H second time Heated, III-H third time heated