Abanotubani
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Abanotubani is the ancient district of Tbilisi, Georgia, known for its sulphuric baths.
Public baths in Abanotubani district
Sulfur
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Sulfur, formerly sulphur, is a chemical element; it has symbol S and atomic number 16. It is abundant, multivalent and nonmetallic. Under normal conditions, sulfur atoms form cyclic octatomic molecule
Sulfur vat from which railroad cars are loaded, Freeport Sulphur Co., Hoskins Mound, Texas (1943)
Most of the yellow and orange hues of Io are due to elemental sulfur and sulfur compounds deposited by active volcanoes.
Sulfur extraction, East Java