Also some chemical processes give off carbon dioxide as a waste by-product. There is nothing wrong with being and keeping clean. The problem is what do you do with the dirt that you have washed off into the water. That dirt, along with the soap, gets carried into the water, which gets carried into streams and lakes. A solvent is a liquid that is used to dissolve other liquids, solids or gases.
Water is used to dissolve many things in the home and in industry.
Water is a plentiful solvent that is not dangerous to use. Many of these are expensive and can be toxic. Soaps and detergents make water stick to surfaces and promote cleaning. A pound of CO 2 gas has a volume of about 8.2 cubic feet. You could store two pounds of CO 2 in the average kitchen refrigerator.