<human>: Here is a goal: How to use Pam to get rid of soap scum and hard water stains?

How would you accomplish this goal?

OPTIONS:
- Shake the can of Pam or cooking spray and spray on the stain and surface that needs cleaning. Let stand between 5-10 seconds then rinse surface with water or soapy water.
- Shake the can of Pam or cooking spray and spray on the stain and surface that needs cleaning. Let stand between 5-10 minutes then rinse surface with water or soapy water.
<bot>: Shake the can of Pam or cooking spray and spray on the stain and surface that needs cleaning. Let stand between 5-10 minutes then rinse surface with water or soapy water.