As we were sitting around with friends a few weeks ago, the subject of household batteries came up. My husband said “Gaye, we really need to stock up on batteries”. Ha ha I responded and took him to my storage area (which he is not allowed to touch or it will get messed up and disorganized) and pointed to a large stash of AAs, AAAs, D-sized, C-size and the often overlooked 9-volt batteries. (And why do people forget to stock up on those)? I also pointed to a year’s supply of hearing aid batteries. Following that, the topic turned to battery storage and while I am not an expert on all things electrical, …