Water is a powerful solvent which helps to keep clean our bodies, belongings and homes. Its structure in not uniform though and differs across regions. Hard water, which is characterized by significantly higher levels of calcium per litre, shows a drastic performance difference when viewed en masse as a household operating force. High concentration of minerals in hard water demonstrates its existence by requiring a greater volume of cleaning products to be used to create a proper lathering effect. You end up buying more soap, toothpaste, shampoo, shaving cream, as well as cleaning detergents for dishwashing, laundry, house and even car-care. According to some calculations it might be double what a household would spend if they experienced soft water. In addition rinsing the soap off requires a larger amount of water when the water is hard compared to soft.