On Oct 28, 9:41*am, Rob wrote:
In those situation where the charging transformer can be left plugged
in while the apparatus is in store (for example, a rechargeable
electric razor) does the transformer "load" gradually discharge the
battery?
Hope not a silly question !


It's best not to leave chargers permanently plugged in to the mains.
There is a small chance of overheat/malfunction starting a fire.