Mumbai records 137 firecracker blazes in 24 hours on Deepavali, prompting urgent safety guidelines from Mumbai Fire Brigade. Single-day tally exceeds firecracker-related fires recorded during entire Diwali period in each of the previous two. Mumbai recorded 137 firecracker-induced fires on Diwali, marking the highest single-day tally in recent years, with two women injured amid the alarming rise in incidents.