He also urged the city government to conduct a survey across Delhi to find out about such practices being carried out.
The five people had fallen ill after they entered the sewage plant at DLF Green Apartments on Sunday. They were later declared brought dead by doctors at a city hospital.
Police said a case has been registered and they were probing whose negligence was it that led to the incident.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)