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Waadhoeke is a municipality of Friesland in the northern Netherlands. It was established 1...
Saint Petersburg (Russian: Санкт-Петербург, tr. Sankt-Peterburg, IPA: [ˈsankt pʲɪtʲɪrˈburk]...
Cobalt is a chemical element with the symbol Co and atomic number 27. Like nickel, cobalt is...