09/12/2016
■Class discussion: Does this warning make you wary of Samsung phones? Can you find other cases of exploding lithium-ion batteries? What causes the batteries explode? Does it make you uneasy about using devices with lithium-ion batteries? How many electrical devices do you use that are powered by lithium-ion batteries? Airlines have banned some devices and cargoes. But could they ever ban all lithium-ion batteries from planes?