Quick hack: The $1 C-to-D adapter: You want to power your gizmo that runs on D cells, but all that you have handy are C cells… you can solve this problem by using the C cell and making up the battery length difference with a few quarters— typically three or four. I haven’t tried it. Will the voltage difference screw up the electronic device? I’d give it a go, though.
I got a 5am call this morning (I’m in Flint, Michigan again) from my wife: our 12 month old son may have swallowed an AAA battery. He was playing with a remote that took 3 AAA batteries, when she noticed the battery cover was off. She took the remote from him but she could only find 2 batteries. It’s an old remote, so there may have been only 2 in