In one sentence, describe what the following article is about:

Pick a mild household detergent, like a dish detergent, and mix it with water to create a cleaning solution. This solution should help cut through some of the grime and other dirt on the bottom of your iron. Depending on the type of detergent, mix 1 or 2 teaspoons (5 to 10 ml) with 1 or 2 cups (.23 to .47 l) of water. Use warm water if you can.
Create a cleaning mixture.