| 1 | The heat from the exposed core soon turns the steam into superheated steam. | |
| 2 | A surge of power caused a chain reaction that set the reactor core on fire. | |
| 3 | From that moment on, plant operators were in a desperate struggle to prevent core melting. | |
| 4 | The Japanese government says there is no evidence of a breach of the stainless steel chamber of the reactor core. | |
| 5 | The danger is, the very thermally hot reactor cores at the plant must be continuously cooled for 24 to 48 hours. |