Air travellers are being urged to ditch power banks. Here’s why

Hong Kong air travellers are being advised to leave their power banks at home and bring charging cables as several South Korean airlines become the latest to ban the use of the portable batteries during flights. A local tour operator issued the guidance on Friday after Hanjin Group announced that, starting from January 26, its five carriers would ban the use of the devices on board their aircraft as part of enhanced flight safety measures. Yuen Chun-ning, managing director at travel operator...