• Applications of hydrogels in the adsorption of metallic ions 

      El Halah, Amal; López-Carrasquero, Francisco; Contreras, Jesús (Universidad de Los Andes, 2018)
      Industrial activities generate effluents that in many occasions are discarded to nature without adequate treatment so that, in case of having polluting species, they can reach natural bodies of water (such as lakes, rivers ...