First the loggers come in and take away trees of commercial value.
Those of commercial value are typically kept, but many others are discarded, often dead.
Meanwhile, the first users of these new services have begun to derive their own calculus of commercial value.
Copper II) compounds of commercial value include cupric oxide (CuO), cupric chloride (CuCl2), and cupric sulfate (CuSO4).
Minerals of commercial value do not exist, although sand, rock, and gravel are present in quantities sufficient for construction purposes.
Liechtenstein has no natural resources of commercial value, and virtually all raw materials, including wood, have to be imported.
Other mineral deposits of commercial value occur in the circum-Pacific mountain systems and chain of island arcs.
For example, bio- and chemo-catalysts can be combined in 'one pot' to prepare chemicals of commercial value.
He acquired a patent, but even after mixing electronic and magnetic voltage with liquid crystals, he was unable to create anything of commercial value.
"I have," he said, "done something towards this great advance in a number of ways, but without reaching any results of commercial value.
They were of commercial value in the Great Lakes until sea lampreys, entering through the Welland Canal in the 1930s, reduced them almost to extinction.
