<human>: What is the best way to: how to clean cast iron skillet

OPTIONS:
- Wash cast iron by hand with a steel brillo pad . ...    Dry promptly and thoroughly with a lint-free cloth or paper towel.    Rub with a very light layer of cooking oil or our Seasoning Spray, preferably while the cookware is still warm.
- Wash cast iron by hand with a nylon bristle scrub brush. ...    Dry promptly and thoroughly with a lint-free cloth or paper towel.    Rub with a very light layer of cooking oil or our Seasoning Spray, preferably while the cookware is still warm.
<bot>: Wash cast iron by hand with a nylon bristle scrub brush. ...    Dry promptly and thoroughly with a lint-free cloth or paper towel.    Rub with a very light layer of cooking oil or our Seasoning Spray, preferably while the cookware is still warm.