Sentence examples for valuable substance from inspiring English sources

The fissionable isotope uranium-235, which occurs to the extent of only seven-tenths of 1 percent, is the valuable substance that causes the chain reactions with neutrons.

It could be derived from clay (at first, it was called "silver from clay"), and the idea that a valuable substance was produced from a common one lent it a quality of alchemy.

Sam Worthington plays a paraplegic former Marine who is transported from a wheelchair into a 10-foot, blue-skinned, part-alien and part-human body, the better to infiltrate a distant moon that harbors a valuable substance called unobtainium.

But humans always need to this valuable substance.

But it is undeniable the human need for this valuable substance.

Moreover, we will describe novel routes for vitamin B6 biosynthesis and discuss their potential for engineering bacteria that overproduce the commercially valuable substance.

In industry some algae are sources of commercially valuable substances such as iodine, agar, carrageenan, alginic acid, and potash.

These domesticated beasts -- cows, pigs, goats, sheep and chickens -- have been given the ability to produce pharmaceuticals and other valuable substances in their milk, eggs or semen.

Instead, the country would focus on the other valuable substances buried in the Salar: in particular, on potassium chloride, a common ingredient in fertilizers.

Thus, the kidneys eliminate the unwanted end products of metabolism, such as urea, while limiting the loss of valuable substances, such as glucose.

Plastic has become synonymous with cheap and worthless, when in fact those chains of hydrocarbons ought to be regarded as among the most valuable substances on the planet.