1.
Gunatilake SK. Removal of Cr (III) Ions from Wastewater using Sawdust and Rice Husk Biochar Pyrolyzed at Low Temperature. Int J Innov Educ Res [Internet]. 2016 Apr. 1 [cited 2024 Jul. 1];4(4):44-5. Available from: https://scholarsjournal.net/index.php/ijier/article/view/531