finishing techniques

(k) Appropriate surface treatments and finishes that can be applied for functional and aesthetic purposes

Cliciwch isod i weld yn Google Slides neu "edit" os oes gynych yr hawl:

https://docs.google.com/presentation/d/1GXBqNehQnscSdUgj5h6Z9zeYA4KR5JFPq63XawEuvYA/edit#slide=id.p