What is the fine-grained topic of the following text: The 66 gallon gray water tank and 33 gallon black water tank store all the used water and waste, so you don't have to deal with it while you're having fun on vacation!andnbsp;When you want to host a cookout, you'll have the perfect way to do it thanks to the handy outdoor kitchen in this RV! Only return the topic.
RV Water and Waste Storage Tanks and Outdoor Kitchen Features