| 1 | Copper and zinc are fused to make brass. | |
| 2 | He knew brass is an alloy of copper and zinc. | |
| 3 | Oysters: The best source of zinc, period. | |
| 4 | Insert a copper electrode and a zinc electrode into each potato, fairly far apart. | |
| 5 | But "this [zinc-finger nuclease] technology is probably going to stick around," he predicts. |