ALL meanings of blister copper
blis·ter cop·per
B b - noun blister copper an impure form of copper having a blister-like surface due to the release of gas during cooling 3
- noun blister copper copper that is 96 to 99 percent pure, produced by smelting: it has a blistery surface caused by sulfur dioxide bubbles 3
- noun blister copper a matte of from 96 to 99 percent copper, having a blistered surface after smelting because of gases generated during solidification. 1