and radon (1908) and, with Morris Travers, to discover krypton, neon and xenon (1898). It was debated whether the 'inert' monoatomic gases belonged to the periodic table owing to their lack of ...

“You can’t see, smell, or taste it, but radon can harm your health,” CDPHE Radon Program Coordinator Margaret Horton said.

The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald green. But ...

1997; Koizumi et al., 1999). 4) Gas exhalations, mainly (but not only) of radon or radioactive ions induced by gas-water release from earthquake preparation zone into the atmosphere (Khilyuk et al., ...

Subterranean estuaries the, subsurface mixing zones of terrestrial groundwater and seawater, substantially influence solute fluxes to the oceans. Solutes brought by groundwater from land and solutes ...