| 1 | This is the basis of the albumin cobalt-binding (ACB) test. | |
| 2 | Common materials for the MTJ include chromium dioxide and iron-cobalt alloys. | |
| 3 | They dissolved cobalt and phosphate in water and then zapped it with electricity through an electrode. | |
| 4 | Other important African export commodities are iron ore and timber, followed by manganese, cobalt, copper and chromium. | |
| 5 | The batteries commonly used in today's mobile phones and laptops still use cobalt oxide as the positive electrode. |