Narayanganj: A 16-year-old boy was brutally killed allegedly by pumping air into his body through his rectum at Sonargaon upazila in Narayanganj on Wednesday night.

The deceased, Yamin, was a local spinning factory worker.

Police held another teenage worker, Raihan, for his alleged involvement in the killing.

The Sonargaon Officer-in-charge (OC) SM Manzur Quader said Yamin and Raihan worked at BR Spinning Mill in the Mohestek area of Sonargaon. It has been believed that Raihan pushed an air compressor line into Yamin’s rectum when he was on duty at the factory at about 10:30pm.

Later, he was taken to Dhaka Medical College Hospital, where physicians declared him dead at about 12:30am.

Earlier, on 24 July this year, a 10-year-old boy, named Sagar Barman, was killed by pumping air into his body at Jobeda Textile Mills Limited at Rupganj upazila.