 In recent months, residents have voiced their concerns about SoFab on social media, emails, and public hearings, saying they think that it brings environmental concerns. Cox, however, says this is no way to voice your displeasure. And a lawsuit is claiming toxic chemicals threatening drinking water in the PD. The nonprofit group filing a lawsuit against the South Carolina Department of Health and Environmental Control for printing a fiber company to discharge toxic chemicals at an alarming level into Black Creek and Darlington.