Talking about wet soap. We usually use soap to clean something, such as, hands, feet, and so on. While I use it, The soap became damp and moist. It is easy to get scratch by the soap. And then, If we use the soap again. We can find plenty of soap residue. The soap residue needs to be cleaned. Because, it makes the sink and bathroom dirty. So we then have to clean it up again and again with precious water. Dry soap keeps a bathroom clean, and save water