Originally Posted by Boatsie
Note. If to store long-term at home. On blocks of wood
works well, on metal grates ok too, on direct concrete floors doesn't work
well with battery health
. Can't remember reason why.
The reason batteries
discharge when stored on concrete is that the creosote coated wood
case isn't an exceptional insulator and current leaks
through it and then through the concrete.
Of course, we haven't used creosote coated wood cases in a century or so, but sage advice