Answer:
I get wet when drying. I get dirty when wiping.
I have cities with no people forests with no trees and oceans with no water.
I have a frame but no pictures. I have poles but not standing up. What am I?
A caribbean shape that makes ships disappear.
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
I flow from the Homerβs mouth when he sees doughnuts.