A review of biochar as a low-cost adsorbent for aqueous heavy metal removal.Published in:Critical Reviews in Environmental Science & Technology, 2016, v. 46, n. 4, p. 406, doi. 10.1080/10643389.2015.1096880By:Inyang, Mandu I.;Gao, Bin;Yao, Ying;Xue, Yingwen;Zimmerman, Andrew;Mosa, Ahmed;Pullammanappallil, Pratap;Ok, Yong Sik;Cao, XindePublication type:Article