Removing Negative Battery Terminal
should allow it to be pried off. or, see if your neighbor has one of these
You only need to loosen the nut not remove it .
Best not to tap the terminal too hard .
Just gently rotate the terminal clamp with a pair of plyers say.
You will not be electrocuted.
Beware when removing the positive terminal clamp not to touch the cars metal fittings with the metal tool as it will conduct a very large amount of current & spark dramatically possibly damaging the battery terminal ,your eyes & if you are very unlucky causing a hydrogen gas explosion.
Google 'removing battery terminal clamps' for a complete picture.







