Agree. You can feel a 9V battery on your tongue, but not on the sweatiest of han...

		sokoloff on Sept 10, 2021 \| parent \| context \| favorite \| on: A Battery Spot Welder Made from an Old Microwave a... Agree. You can feel a 9V battery on your tongue, but not on the sweatiest of hands IME. (I still quick-check 9V batteries on my tongue.)