The battery s contact with the concrete should not create a problem with the material in today s batteries.
Do concrete floors drain batteries.
Batterystuff knowledge base article answering the popular question about battery storage.
These meters all use a 12v battery to either deliver main power or serve as a backup and these batteries sit on a sheet of steel set atop concrete or sometimes directly on the concrete itself.
Apparently he is under the impression that putting a car battery on a concrete floor would drain it.
But the real concern was the batteries.
There is not currently a strong reason for avoiding contact of a battery with a concrete floor.
Cement and concrete floors provide a fairly good barrier between the car battery and extreme temperature changes that could otherwise cause damage to the battery cells.
The design of modern day batteries includes a hard plastic shell that eliminates the intake of moisture thus making the garage floor a great place to put your car battery.
Thirty years ago or so most battery casings were made of hard rubber.
If these batteries do discharge faster than expected i suspect it has nothing to do with the material upon which they sit but with the ambient.
And because of the porosity of that material battery acid would sometimes seep through.
Battery myth 2 storing a battery on a concrete floor will discharge the battery.
The gfca garage floor cleaners of america may indeed have had a hand in keeping batteries off concrete floors.
And the potential problem of damage to the concrete floor from battery acid leakage has also been mostly mitigated as previously noted by interstate batteries.
Modern batteries are fully insulated and do not experience this problem anymore.
Not only that but that the battery would not take a charge after this occurred.