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Barium sulfate (or sulphate) is the inorganic compound with the chemical formula Ba SO 4.It is a white crystalline solid that is odorless and insoluble in water.It occurs in nature as the mineral barite, which is the main commercial source of barium and materials prepared from it.
Rust converter is usually applied to objects that are difficult to sand blast, such as vehicles, trailers, fences, iron railings, sheet metal, and the outside of storage tanks. It may also be used to restore and preserve iron-based items of historical importance.
Historically, baryte was used for the production of barium hydroxide for sugar refining, and as a white pigment for textiles, paper, and paint. [3] Although baryte contains the toxic alkaline earth metal barium, it is not detrimental for human health, animals, plants and the environment because barium sulfate is extremely insoluble in water.
Paint remover is applied to an aircraft's landing gear during an inspection looking for cracks in the aluminum. Paint stripper or paint remover is a chemical product designed to remove paint, finishes, and coatings, while also cleaning the underlying surface. Chemical paint removers are advantageous because they act on any kind of geometry and ...
Additional toxic waste created from hexavalent chromium baths include lead chromates, which form in the bath because lead anodes are used. Barium is also used to control the sulfate concentration, which leads to the formation of barium sulfate (BaSO 4). [2] Trivalent chromium is intrinsically less toxic than hexavalent chromium.
Pickling is a metal surface treatment used to remove impurities, such as stains, inorganic contaminants, and rust or scale from ferrous metals, copper, precious metals and aluminium alloys. [1] A solution called pickle liquor, which usually contains acid, is used to remove the surface impurities.
A never-before-seen ore containing vast quantities of an element widely used in semiconductors has been found in China in a discovery that could propel new advances in battery technology.
Barium, as a metal or when alloyed with aluminium, is used to remove unwanted gases from vacuum tubes, such as TV picture tubes. [ 9 ] : 4 Barium is suitable for this purpose because of its low vapor pressure and reactivity towards oxygen, nitrogen, carbon dioxide, and water; it can even partly remove noble gases by dissolving them in the ...