Lithium-ion battery safety and tactics with FDNY Lieutenant John Cassidy

The increase in popularity of battery-operated mobility devices, like scooters, skateboards and bicycles has meant a dramatic increase in fires in New York City caused by lithium-ion batteries with sometimes fatal consequences. Lt. John Cassidy, Haz-mat Company 1, discusses the dangers of these batteries, tactics and procedures operational units can take at these incidents. Battalion Chief Brian Mulry hosts.