Sentence examples for impossible to detect in from inspiring English sources

His face remained impassive throughout the proceedings; it was impossible to detect in his bearing either remorse or its absence.

As a substance that stimulates the body to build muscle mass, human growth hormone has been popular for years with elite athletes as a performance enhancer because it is nearly impossible to detect in drug screenings.

Although visual inspection is useful to identify ballast damage on the surface, ballast damage under the sleepers, which is believed to be the most critical for ballasted track safety, is extremely difficult if not impossible to detect in this way.

Initially, Spice and the other new psychoactive substances had the advantage for inmates of being almost impossible to detect in the random drug tests that take place on a regular basis in every establishment, though new screening methods have now been put in place.

However, the individual trees scattered in the desert are impossible to detect in low resolution remotely sensed data, e.g. NOAA AVHRR and MODIS, hitherto a main tool for monitoring vegetation change across African drylands.

Nausea and abdominal pain, for example, are extremely difficult, if not impossible to detect in this age group.

Skeletal muscle of prion-diseased patients and nonhuman primates routinely harbor minimal amounts of PrPSc (<1/1000 that found in brain), and PrPSc in muscle is virtually impossible to detect by in situ methods (6, 8, 13 ).

Thus in the future, while it may be impossible to detect trends in behavior from climate change or changing ocean conditions in any single study, large scale meta-analyses could reveal broader patterns in changing behaviour.

A specialist in diabetes told the Inquiry it was almost impossible to detect diabetes in a person who wished to withhold it.

This does not mean that it is impossible to detect weaknesses in his argument.

Without staff to trap, identify, and test the archipelago's mosquitoes, it was impossible to detect changes in populations that posed a human threat.