Corrigendum to "Defluoridation of drinking water using a new flow column electrocoagulation reactor (FCER) - Experimental, statistical, and economic approach" [J. Environ. Manage. 197 (2017) 80–88]. (15th November 2018) - Hashim, Khalid S.; Shaw, Andy; Al Khaddar, Rafid; Ortoneda Pedrola, Montserrat; Phipps, David