ONR is so versatile! From the obvious no rinse wash, to softening water in my extractor solution to even being a clay lubricant. Virtually anytime I'm using water, ONR will be in it. This Maryland water is pretty hard. ONR takes care of that. I even use it during my interior cleaning process for a quick wipe down and/or to rinse grime out of my detailing tools. There are a wide range of dilution levels to fit a wide range of needs. It also has a light a pleasant working smell. As business grows you learn to buy in bulk. Thankful TRC offers ONR in bulk packages. Try ONR and you won't be sorry.