• Tara (Caesalpinia spinosa): The sustainable source of tannins for innovative tanning processes 

      Castell, Joan Carles; Sorolla Casellas, Sílvia; Jorba, Montse; Aribau, Joaquim; Bacardit Dalmases, Anna; Ollé Otero, Lluís (2011)
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      This study considers the fruit of the tara tree as a sustainable source for tanning agents and proposes alternatives to the commercial mineral salts and vegetable extracts to comply with environment and social concerns. ...