People like to clean with dish soap, but here are 6+ things you should for sure avoid. Full article

1. Cast iron skillet

Do not use dish soap to wash a cast iron skillet; soap will remove the oils that protect the pan. Unlike most skillets, a cast iron skillet requires special care. Scrub the pan with hot water and a soft brush. Allow the skillet to air dry. Once the skillet is dry, apply vegetable oil to the surface with a paper towel. Coat the entire skillet with a thin layer of oil.
2. Washing machine

Never attempt to use dish soap in the washing machine to wash clothes. Dish soap is not like laundry soap⁠—it will likely cause the washing machine to overflow with bubbles. Removing dish soap suds from a washing machine is a tedious process.
3. Dishwasher