A 24-year-old CNG station employee died after a refuelling hose burst and its nozzle struck him on the head at a petrol pump on the Sakchi-Kalimati road late on Thursday. Tushar Khamri was on night duty and filling CNG into a car when the hose burst with a loud bang, pump employees said. The detached nozzle hit him on the head, leaving him critically injured. He was rushed to Tata Main Hospital, where doctors declared him dead, his uncle Gangadhar Khamri said.