Compared with the Bessemer process, which converts a charge of even as much as 20 tons of pig iron into steel in a few minutes, and the open-hearth process which easily treats charges of 75 tons, the crucible process is, of course, a most expensive one, with its little 80-lb charges, melted with great consumption of fuel because the heat is kept away from the metal by the walls of the crucible, themselves excellent heat insulators.
Adulteration of expensive oil with cheaper oils is now more extensively practised, and such tests as the determination of the saponification value (see above) and of the optical rotation, and in special cases the isolation and quantitative determination of characteristic substances, leads in very many cases to reliable results.
Indeed, in such early stages, and in patients who are enabled to command the means of an expensive method of cure, phthisis is no longer regarded as desperate; while steps are being taken to provide for those who of their own means are unable to obtain these advantages, by the erection of special sanatoriums on a more or less charitable basis.
The farm of tomorrow is not designed to provide them food; it is trying to feed the most people the best food using the fewest natural resources in the least expensive and most reliable way possible.
For the purpose of ensuring peace an expensive diplomacy is maintained by all states, and to perpetuate it treaties are entered into by states with one another.
Three men stood in the main foyer, two in the same shade of brown as her bodyguard and a striking man in designer jeans and an expensive sweater.
Too expensive and jolly, again thought I, pausing one moment to watch the broad glare in the street, and hear the sounds of the tinkling glasses within.
Wood is the material most widely used, but steel is employed in some countries where timber is scarce or liable to destruction by white ants, though it is still regarded as too expensive in comparison with wood for general adoption.
I do not mean that exactly, but I mean something which he might think a good deal like that; I mean that they should not play life, or study it merely, while the community supports them at this expensive game, but earnestly live it from beginning to end.
They were all dressed for a white tie party in expensive tuxedos.