What should you do to prevent the discharge of untreated waste from a type 1 or type 2 marine sanitation device mad?

To prevent the discharge of untreated waste from a Type 1 or Type 2 marine sanitation device (MSD), ensure that the device is properly maintained and inspected regularly for any signs of malfunction. Always follow manufacturer guidelines for operation and ensure that the MSD is only used in designated areas where discharge is permitted. Additionally, educate all users on the proper use of the device and the importance of adhering to marine sanitation regulations. Lastly, use holding tanks for waste disposal when necessary to avoid accidental discharge.