Beside the spit were two kettles over smaller fires.
Then it is all ready to be manufactured into engines, stoves, kettles and many other things.
Most kettles at present hold 30 tons of lead; some, however, have double that capacity.
The intervening kettles contain leads with silver contents ranging from above market to below cupelling lead.
In Barbadoes there are still many estates making good Mascabado sugar; but as the juice is extracted from the canes by windmills, and then concentrated in open kettles heated by direct fire, the financial results are disastrous, since nearly half the yield obtainable from the canes is lost.