Sentences with phrase «basic chemical tests»
We also lack any basic chemical tests to understand whether a new treatment is delaying symptoms or slowing damage; instead patients must undergo frequent and lengthy testing.
https://en.hdbuzz.net/ Not exact matches
But test scores and other evidence show that many U.S. middle and high school students struggle to understand even basic chemical reactions such as oxidation or photosynthesis.
The basic premise of safety testing for chemicals is that anything can kill you in high enough doses (even too much water too fast can be lethal).
Dr. Hyman recommends looking for products that are supported by credible third - party analysis and testing, abide by good manufacturing practices, have some basic sciences or clinical trials behind them, that have a long history of clinical effectiveness, and supplements that are free of the preservatives and other chemical agents typically included in low - quality products.
In other words, they fail the most basic type of test imaginable; and in the words of Li et al., this finding suggests that «global climate models should better integrate the biological, chemical, and physical components of the earth system.»
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But in baking, chemical reactions come together, and once a combination has been tested and found to work, it is perhaps best to continue to follow the basic instruction.