Solfatara(redirected from solfataras)
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a jet of sulfur dioxide and hydrogen sulfide with an admixture of water vapors, carbon dioxide, and other gases. Solfataras are emitted from lava and other pyroclastic flows and through vents and fissures in the walls and bottoms of craters and on the slopes of volcanoes. Their temperature ranges from 100° to 300°C.