One minor chink in the armor of the Tesla Model S is that a small number have caught fire, once their battery packs were penetrated. Nissan Leaf drivers ... charged foil pouch reacts with the ...

Nine bars, out of the maximum 12, would be "approximately 70 percent of [the Leaf's] original battery capacity." Before the Leaf launched, Nissan said it expected Leafs to have between 70 and 80 ...