Southwest said that requiring these chargers to be kept out in the open when they are being used will help because “in the rare event a lithium battery overheats or catches fire, quick access is critical and keeping power banks in plain sight allow for faster intervention and helps protect everyone onboard.”

Southwest Airlines is about to implement a new safety measure that could shake up the industry. According to The Seattle Times, there have been 19 incidents on planes this year involving lithium-ion batteries.

Southwest Airlines is implementing a new safety policy requiring passengers to keep portable chargers visible during use.