Hazaribagh (Jharkhand): Four people, including a teenager, died of suffocation after burning charcoal in their living room to get relief from the extreme cold in Jharkhand’s Sirshi village, police said on Thursday. The deceased have been identified as Rahul Kumar (20), Akhilesh Kumar (21), Prince Kumar (20) and Armaan Ali (19), a senior police officer said. He told that all of them had come from Buxar district of Bihar and were doing a computer science course in an institute in Sirshi. Deputy SP (headquarters) Rajeev Kumar said he had burnt coal in his rented accommodation on Wednesday to beat the cold and prima facie, the deaths occurred due to suffocation due to smoke. The Meteorological Department said that cold wave has been going on in some parts of the state including Hazaribagh for the last 10 days. When the youth did not respond on Thursday morning, the residents forcefully opened the door and found them inactive, police said. The bodies were sent for post-mortem and to the relatives.