Are you concerned about hard water and what it may be doing to your plumbing? If it seems like the hard water buildup on plumbing fixtures is getting out of hand you may consider testing the level of hardness in your water. There are various sources of free water test strips available online. Most of these are manufacturers of products that treat hard water. Here are a few to get you started:
If you find that your home's water is high on the hardness scale you may consider installing a water softener or using water conditioning products.