TWOTD is "verdigris"

[OC]

Sorry it's late folks...

verdigris

n.

1 - A blue or green powder consisting of basic cupric acetate used as a paint pigment and fungicide.
2 - A green patina or crust of copper sulfate or copper chloride formed on copper, brass, and bronze exposed to air or seawater for long periods of time.

[zenbooty]

"Verdigris" is my favorite Hitchcock movie!

[nickel]

as i looked at the outdoor thermometer i realized how cold it was.
brrrrr, it was verdigris BELOW zero.

[mojo]

as an opera singer, she has excellent range. you should hear her verdigris...

[hoey222]

i went to verdigris in new orleans this year, got|beads? :D