Guide acid batteries have altered little in 70 many years. From your Preliminary software of your electrolyte, sulfation commences coating the direct plates causing internal resistance.강력???�스케???�스?��? 지???�회가 ?�요???�원�??�보�??�용?�여 건강???��??????�도�?보장?�니??Nickel-Cadmium (NiCd)