/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: kayobarros https://public.slidesharecdn.com/v2/images/profile-picture.png Kayo Santana Barros, 24 anos, Engenheiro Químico e mestrando da Universidade Federal de Uberlândia.