Batteries are catching fire at sea

Lithium-ion batteries—used in everything from smart phones and laptops to electric scooters and cars—are catching fire on land and at sea. A former cargo ship captain walks us through why these fires are so hard to put out and why ocean-going car carriers are particularly at risk.For sponsor-free episodes of The Indicator from Planet Money, subscribe to Planet Money+ via Apple Podcasts or at plus.npr.org.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy