A six-year-old boy suffered a grievous Bengaluru cracker injury before Deepavali. Hospitals have issued emergency eye-care helpline numbers. A six-year-old boy has been treated for a grade-two chemical eye injury at Minto Ophthalmic Hospital in Bengaluru following a cracker-related incident ahead of the Deepavali festivities. Bengaluru: Even before Deepavali festivities officially began today, eye hospitals in Bengaluru have started reporting cracker-related injuries. Minto Ophthalmic Hospital has reported its first.