Figure 3. a. driving out dissolved gas from the glucose solution by heating, b. adding glucose solution in the glass vessel with the Pt/TiO2-photocatalyst, c. closing the vessel with a pierced plug and cover, d. placing the glass vessel with the suspension into the pneumatic bath and a syringe without piston and a two-way stopcock on its top, e. filling the first syringe with water with the aid of a second syringe, f. irradiation of the substrate/photocatalyst suspension

From

Photoreforming of Biomass - Producing Hydrogen from Sugar

Julian Venzlaff, Claudia Bohrmann-Linde

World Journal of Chemical Education. 2021, 9(4), 130-135 doi:10.12691/wjce-9-4-5