SiO₂/TiO₂ Composite Coating on Light Substrates for Photocatalytic Decontamination of Water

Table 1

Properties of the floating substrates.

	Cork	Sorbix	Liapor
Density (kg·dm^−3)	0.15–0.350	0.070	0.25–0.9
Grain size (mm)	0.5–3	<0.125	4–8