LIGA338 Schlappig, Ben (8 March 2020). "Lufthansa Grounding Entire A380 Fleet". McDermott, John (8 March 2020). "Lufthansa Grounds Airbus A380 Fleet". Caswell, Mark (8 March 2012). "Lufthansa unveils new fully-flat business class seat". They are switches that automatically trip open to interrupt the flow of electrical current when it overloads the circuit.|Pesan Dilengkapi Fiture Peyisipan Kartu Nama