- Argon is a chemical element; it has symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas. Argon is the third most abundant gas in Earth’s atmosphere, at 0.934% (9340 ppmv). It is more than twice as abundant as water vapor (which averages about 4000 ppmv, but varies greatly), 23 times as abundant as carbon dioxide (400 ppmv), and more than 500 times as abundant as neon (18 ppmv). Argon is the most abundant noble gas in Earth’s crust, comprising 0.00015% of the crust.
- Victory Heights, Seattle (Wikipedia)
Victory Heights is a neighborhood in the Lake City district of Seattle, Washington. It was named after the Victory Highway, which formed the eastern border of the area. The highway was originally called the Gerhart Erickson Road, the namesake of which was Gerhart Erickson, who sponsored the Good Roads legislation in 1903. The road was then renamed Bothell Road, changed to Victory Highway in 1924, before returning to Bothell Road; it is now called Lake City Way NE. The neighborhood was annexed to the city of Seattle in 1954.