Ładowanie akumulatora bardzo mocno rozładowanego. regeneracja akumulatora, ładowanie od 0V

A completely discharged battery can be repaired in some cases, as you'll see in this video. No modifications were made to the battery's construction; I simply used an intelligent microprocessor charger with battery regeneration modes. It's important to remember that we're dealing with acid, and caution must be exercised. When charging significantly above the nominal voltage, the electrolyte expands and can splatter. Leaving the cell caps loose can cause an explosion. Charging at higher voltages releases oxygen and hydrogen, so ensure the room is well-ventilated.