Hack a Day favorite [Mikey Sklar] is back with a new project. Mini-D is a battery desulfator. If a 12V lead-acid battery sits with a voltage below 12.3V, sulfur crystals will begin to form on the ...

While sealed lead-acid (SLA) batteries have been the standard ... With lithium batteries, cleaning teams can power through their work without needing lengthy recharging breaks, resulting in a more ...

Frederick Adjei and Andreas Manhart of Germany’s Öko-Institut and Franziska Weber from Platform Lead explain a project on ...