Painting
To provide a specific answer, I would need to know what "its" refers to. If you could clarify the subject or item in question, I'd be happy to provide information about the individuals involved in its creation.
paper plates
A minor or inconsequential item or aspect.
masterpiece
Friable means to be easily crumbled into a powder. A friable surface in painting would indicate that it is chalky or peeling in such a way that the paint will not adhere to the substrate. You need to remove/clean the friable surface appropriately or you will find that the paint sticks to the decomposing surface and not to the underlying item that is expected to be painted. In a short period of time the new coating will begin to flake off.
Song apex
An example of a medium could be a piece of paper used for drawing or writing. It provides a surface for marks or information to be created or transferred.
Film
It would be considered a cultural ITEM
any item that can be traded for another item
Fraternisation
All the above
A feature is a distinctive characteristic or quality of something. An item such as a pricing option would not be considered a feature; instead, it would be considered a pricing component or detail.
A road intersection
Yes, contacts are considered a liquid item by the TSA.
WHY THE HELL WOULD YOU WANT TO KNOW THAT
Not really, though one that don't req a quest would be Dragon Medium.