Kay has always been a watcher, a tracer of the "true" story, or, as Millie sees it, the difference between living a lie and living a life – maybe even an afterlife, since Trumpet is also its own book of revelation.
Although not useful as a dye, its value as a marker for accidents at sea and as a tracer of underground water flow is well established.
CO is thought to be a good tracer of the atmospheric circulation.
We have incorporated these ideas into the visual tracer of the KLIEG visual parallel programming environment.
This can only be addressed when a PET tracer of Pgp expression becomes available.
This property means that each noble gas could be a sensitive tracer of a comet's temperature history.
As such, it holds considerable promise as a powerful new tracer of wastewater impact in groundwater.
Dissolved phosphate is another potential tracer of organic matter degradation, because it is released during mineralization of natural organic matter.
Water enriched in 2H was also injected as a tracer of the BA solution, to monitor advective transport processes.
The age-sex class of the bear and housing density of its harvest location were the most influential predictors of 13C enrichment (a tracer of human food subsidies).
These particles positively correlated with operation length, but not with surgical technique, suggesting that fine particles may be a good tracer of operation complexity.
