I take for granted my knowledge of calories, artificial compounds, biochemistry and nutrition.

Recently, this has been successful in splitting water into hydrogen and oxygen using an artificial compound called Nafion.

Quinolones are artificial compounds that are broad-spectrum antimicrobials.

Strobilation is successfully induced in laboratory conditions by intensive feeding and temperature lowering, and also by the effect of artificial compounds.

It is known that there are many natural compounds that have chromism, and many artificial compounds with specific chromism have been synthesized to date.

Yet the search for artificial compounds to enhance wakefulness is a chronicle of limited success.

This argued that natural and artificial compounds were fundamentally different and that chirality could only exist in natural compounds.

Similar words are rather artificial compounds, constructed within allowed grammar rules, but are seldom used in spoken language, although they are not nonsense words.

"Data," Picard asked, "is it possible for you to reconfigure the sensors in order to scan Buran for a single artificial compound?"

The artificial compounds gave a wider ranger of scents than natural materials.