silly question about terminals

[Xsjado]

if i leave something like this attached will it leach power don't think it will but you never know.

[C91BLX7]

If theres no path to ground there will be no current flow.

[Xsjado]

are you saying when disconnecting a battery i can simply remove the negative?

[sonikaccord]

are you saying when disconnecting a battery i can simply remove the negative?

Exactly. If no metal of your car is touching the neg post, then your car is electrically dead.

[visualpoet]

However, should metal touch the negative post and something metal that's part of the car, it's gonna be live. I usually pull both just to avoid any problems if I have to disconnect the battery.