Fig. 3
From: Insights into the yellowing of drying oils using fluorescence spectroscopy
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40494-020-00403-1/MediaObjects/40494_2020_403_Fig3_HTML.png)
Absorption spectra of liquid linseed oil dissolved in ethanol (red) and corresponding fluorescence spectra, at an excitation wavelength (λex) 300 nm (black) and λex 315 nm (blue), respectively