In this video shows about how to repair an old battery.
We can use h2so4 with distal water for battery repair.
must use h2so4 . if not, it is impossible to repair battery.
h2so4 purchasing link please click here • Mini pen Multimeter|MT...
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Негізгі бет Ғылым және технология Battery repair| Battery charging method|Sulphur acid battery|use of H2SO4|car battery repair
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