C2 noun /ˈvɜːrdɪɡriːs/
verdigris
зеленое или синеватое отложение
Meaning
A green or bluish deposit that forms on copper, brass, or bronze surfaces due to oxidation.
Example
The old statue was covered in verdigris after years of exposure to the rain.
Старая статуя была покрыта вердигрисом после многих лет воздействия дождя.