Malaysia Airlines Flight 370 of walkie-talkie chargers and accessories. The batteries were assembled on 7 March and transported to the Penang Cargo Complex to be transported by MASkargo—Malaysia Airlines' cargo subsidiary—to be loaded onto a lorry to transport it to Kuala Lumpur International Airport and onwards by air to Beijing. At the Penang Cargo Complex, the consignment was inspected by MASkargo employees and Malaysian customs officials, but did not go through a security screening before the truck was sealed for transfer to the airport. The consignment did not go through any additional inspections at Kuala Lumpur International Airport before it was loaded onto Flight
Malaysia Airlines Flight 370 370. Because the batteries were packaged in accordance with IATA guidelines, they were not regulated as dangerous goods. Lithium-ion batteries can cause intense fires if they overheat and ignite, which has led to strict regulations on their transport aboard aircraft. A fire fuelled by lithium-ion batteries caused the crash of UPS Airlines Flight 6, and lithium-ion batteries are suspected to have caused a fire which resulted in the crash of Asiana Airlines Flight 991; both were cargo aircraft. Some airlines have stopped carrying bulk shipments of lithium-ion batteries on passenger aircraft, citing safety concerns. A consignment of mangosteens was aboard