Five men died while cleaning a sewage treatment plant (STP) at Moti Nagar’s DLF Capital Greens. Meanwhile, the remaining four employees who worked in the STP department— Naeem, Himanshu (19), Pradeep (21) and Rehmat (22) — have quit the job and informed their superiors about it. We are not STP cleaners… I have told my seniors at Unnati that I am quitting this job.” The company was unreachable for a comment. Nangloi-based resident Himanshu, who earns Rs 12,000 and is a machine operator at the STP, said, “I’ve been here for four months. Start your day the best way with the Express Morning BriefingFor all the latest Delhi News, download Indian Express App.