Have you ever noticed cracked glass? It could be a hairline fracture that you might not even notice at first. With care, it can stay in place for a while. But if left ignored, it could grow and change in appearance - something that you should take notice of. Why? Because it can tell you about the state of your water. Continue reading to learn more about how this works. … [Read more...] about 5 Subtle Things Your Cracked Glass Is Trying To Tell You