The common strategy used for F removal from aqueous solution
is its adsorption on various types of materials (9). Selective
adsorption can be achieved using, for instance, materials containing
aluminum, such as activated alumina. Complex materials,
such as biochar (9) and bone char (10), have also been used for
efficient F removal. These chars are a low-cost and environmentally
friendly option because they are obtained by pyrolysis of biomass
wastes. Thus, in the present study, the effects of two F
adsorbents, namely, activated alumina and biochar, on the solubilization
of RP by A. niger was investigated.