Complex sentence: Deionised and Distilled water are used in lead-acid batteries to prevent erosion of the cells, although Deionised water is the better choice as more impurities are removed from the water in the creation process.
Split into simpler sentences: Deionised and Distilled water is used in lead-acid batteries to prevent erosion of the cells. Although Deionised water is the better choice as more impurities are removed from the water in the creation process.