Experts said that passengers reported a power blackout and a large blast, which may have indicated an explosion in the engine room.
The desire for greater distance is based on an analysis of the impact of a large blast.
The comparatively low death toll for such a large blast was due to the time of day.
This continued until 10:32 p.m. when a second large blast sent ash high into the air.
He can also expel large blasts of these elements in an attack called a "Fury."
They are most commonly associated with nuclear explosions, but any sufficiently large blast will produce the same sort of effect.
Military officials said the Palestinian car might have been carrying explosives, which would account for the larger blast.
Two minutes later, a larger blast sent the boat plunging.
Besides, he noted, there would be strong incentive to progress to larger blasts more useful for bomb design.
Late during the day, several large blasts rattled the city, though immediate reports on damage and casualties were not available.