It depends how bad the shock is !!
Calm and reassure the injured person. Insulate the injured person from cold ground by putting a sleeping pad or blanket underneath him. You may have to logroll the person if a spinal injury is...
It comes from the plug like it cones from the battery you can say that
it comes on disney xd
IM guessing because it has a large amount of citric acid in it (the sour stuff found in a lot of things)