| Such rums are usually produced from molasses enriched with the skimmings, or dunder, remaining in the boilers used for sugar production. |
| They all hurtled impressively about and, in addition, commanded attention in sequences of slow-motion backbends and effortless skimmings. |
| Optimizing furnace operation can result in a reduction of skimmings, for example, by avoiding overheating. |
| The generation of slags, skimmings and drosses can be minimized by optimizing furnace operations. |
| Drosses and skimmings which have high metals contents can be used as a secondary raw material to other base metals facilities. |
| The lead from the skimmings and discarded cupels was recovered as metal upon heating with charcoal. |
