Surface PreparationCâu 20 / 100
What is 'feathering' when preparing a spot repair on a painted surface?
a.Sanding the edges of the repair so the transition to the surrounding paint is smooth and invisible
b.Adding feathers to the texture
c.Applying a thick ridge of paint at the repair edge
d.Removing all paint from the entire wall
Giải thích
Feathering sands or tapers the edge of a patched or scraped area so there is no visible ridge between old and new material. A feathered edge lets the primer and finish blend seamlessly. Without feathering, the repair outline telegraphs through the finish coat.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
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