I asked the three main hardware stores on the island if they would be willing to each put a 5 - quart household battery recycling container on their counter and they all said yes. (tacogirl.com)
The discovery has made the common household battery suitable for large grid storage applications. (sciencedaily.com)
It is comparable to that of standard household batteries (1.5 V), which is useful in powering devices with a single cell instead of using cells in series. (en.wikipedia.org)