The workers in other departments of the company and local residents who heard the sound of the blast rushed to the rescue of the injured. They were immediately shifted to private hospitals and being treated. Their condition is said to be stable and they have been kept under observation.
The fire department and police was informed. The police reached the spot and took up investigation.
Based on a complaint, a case was booked.
Meanwhile, local residents alleged negligence on part of the management of the company which failed to take preventive measures.