Would this treatment help on the black water tank

SoundGuy wrote:

rickhise wrote:
Do you think using dawn dish detergent. With occasional squirts through out your week. End would lessen any side wall tank build up, the. Finish the bottle off on your rinse?

You haven't specified just which tank you're talking about but if it's the trailer's black water tank I'd suggest you familiarize yourself with The Geo Method.