| 1 | This is milk that has not been sterilized. | |
| 2 | The doctor radiosterilized his instruments. | |
| 3 | One of the more severe thermal food processes is referred to as commercial sterilization . | |
| 4 | The ultraviolet ray lamp inside machine can realize sterilization . | |
| 5 | Pasteurization makes food safe by heating microbes to death. But the high temperatures can destroy some nutrients too. |