You’ll need to prepare a new electrolyte solution for your car battery.
After stirring the solution, pour it into the cells using a funnel. After taking the battery cover off, use a flathead screwdriver to remove the cell caps. This will neutralize the battery acid and make it safe for disposal. https://pristinefleetsolution.com/what-is-therefore-exciting-about-how-does-battery-reconditioning-work/