HYDERABAD: Seven persons including three children of a family who were getting ready to offer ‘Bonam’ suffered critical burns when gas from their LPG cylinder caught fire at their home in Valmikinagar, Domalguda. Police said B. Padmavati, her daughter Dhanalakshmi and sister Nagulamma were preparing the offering when the gas caught fire. Dhanalakshmi’s children Saranya, 6, B. Abhinav, 7, Vihaan, …