Sentence examples for quantities of substances from inspiring English sources

Thanks to nanotechnology we can pick up minuscule quantities of substances which are otherwise very difficult to identify in the bloodstream".

Wollaston, especially, became famous for his ability to analyze small quantities of substances, and he was continually called upon by mineralogists to determine the chemical components of new minerals.

Somewhat more detail has been gained by determining the quantities of substances entering and leaving a given organ and also by incubating slices of a tissue in a physiological medium outside the body and analyzing the changes that occur in the medium.

They are made of some material and are the quantities of substances and their interactions.

This implies that, often, many more substances still under consideration have to be assessed, and that quantities of substances and resources for testing are limited.

The production of present-generation PV power systems is relatively energy intensive, involves the use of large quantities of bulk materials and smaller quantities of substances that are scarce and/or toxic.

In 1971 a seventh base quantity, amount of substance represented by the mole, was added to the definition of SI.

The LDQ [19, 21] is composed of 10 items, which are scored with 4 digits: 0-1-2-3 (0 = never, 1 = sometimes, 2 = often, 3 = nearly always) measuring the severity of dependence upon substances, independent of the pharmacological properties or the quantity of substances overused.

The lesser quantity of substances were gallic acid, chlorogenic acid, syringic acid, p-coumaric acid, ferrulic acid, and apigenin 7 glycoside.

Two measures were used to assess changes in substance use: days of abstinence and the average quantity of substances that were weekly used (since controlled substance use was also an accepted treatment goal).

Childhood personality traits that make subjects susceptible to substance use, such as novelty seeking and disinhibition [ 44], may cause problems with resisting illicit substances and restricting the quantity of substances, including nicotine.