작가는 이런 걸 꺼내서 순은이나 순동의 박을 입히고 산화액을 발라 마치 세월이 흘러 부식한 듯한 효과를 냈다.
The artist took out these things and applied a foil of pure silver or pure copper and applied an oxidized liquid, which made it seem as if it had corroded over the years.