Emerging Pollutants in Moroccan Wastewater: Occurrence, Impact, and Removal Technologies

Figure 6

Operation schemes of (a) simultaneous combination (one step) and (b) separate coupling (two steps) of adsorption and photocatalysis (a, wastewater influent; b, adsorption column; c, lamp; d, photocatalytic reactor; and e, wastewater effluent).

(a)

(b)