Sentences with phrase «radioactive noble gas»
Not exact matches
The new instrument, containing 3.5 tons of ultra-pure noble gas Xenon cooled to nearly -140 degrees Fahrenheit to make it liquid, is installed inside a 10 - meter - wide water shield to protect it from radioactive background radiation.
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Although these gases can come in radioactive varieties, they are part of a group of chemically inert elements called «noble gases.»
(e.g., tritium, the radioactive isotope of hydrogen, and its decay product, the noble gas isotope 3He).