Sentence examples for are copper from inspiring English sources

The best ones are copper moulds".

They are copper lacquered with epoxy".

His vessels are copper, stone and clay.

Its forests are sources of fine woods and there are copper deposits.

Among the latter are copper, lead, and zinc in intracontinental rifts.

Sugar mills and distilleries are located in the city, and there are copper deposits in the vicinity.

Burnt-orange leather banquettes line the walls, and the shiny tabletops are copper-colored.

For men, there are copper-colored balmorals with polka-dot soles and long, pointy, turned-up jester-style toes ($95).

The blue spots, they discovered, are copper-containing protein crystals and are found only on older termites.

Possible materials are copper-coated carbon composites.

Laccases are copper-containing enzymes that catalyze the oxidation of a wide variety of phenolic substrates.