Can the Image Processing Technique Be Potentially Used to Evaluate Quality of Frying Oil?

Figure 1

Wetting properties of liquid with different contact angles on solid surface. Source: adapted from Yuan and Lee [30]. (a) θ = 0° high surface tension. (b) θ < 90° lower surface tension substrate. (c) θ ≥ 90° lower surface tension substrate.

(a)

(b)

(c)