5. LG Ecological Laptop Concept
LG Ecological (生态学的) laptop concept uses fuel cell* batteries (电池) and features organic (有机的) light-emitting diode (发光二极管) (OLED) display technology, it received a Red Dot Award nomination (提名) for best concept design.
fuel cell: An electrochemical cell in which the energy of a reaction between a fuel, such as liquid hydrogen, and an oxidant, such as liquid oxygen, is converted directly and continuously into electrical energy.
燃料电池：一种化学电池。由燃料间的反应产生能量，例如液氢和氧化剂及液氧，接着转化成持续的电能