| She spends nearly quarter of an hour talking me through the growing, shipping, refinement and chemical processes. |
| These were the prototypes for the death camps, and refinement of systematic killing methods for large numbers of people was part of the deal. |
| Modern refinement and processing of foods originating a century ago all but eliminated lignan ingestion in the daily diet. |
| He is working with the kind of refinements in pitching that come most easily to the electro-acoustic composer. |
| There were also refinements, if not the introduction, of the system of landholding and social relations known as feudalism. |
| Other refinements were the tearing of the flesh of the condemned with red-hot pincers, the cutting off of hands, and the cutting out of tongues. |
