LYCOS RETRIEVER 
Boron: Water
built 656 days ago
Boron exposure through air and drinking water is not very likely to occur, but the risk of exposure to borate dust in the workplace does exist. Boron exposure may ... occur from consumer products such as cosmetics and laundry products.
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Boron trioxide B203 is the only known oxide of boron; and may be prepared by heating amorphous boron in oxygen, or better, by strongly igniting boric acid. After fusion the mass solidifies to a transparent vitreous solid which dissolves readily in water to form boric acid (q.v.); it is exceedingly hygroscopic and even on standing in moist air becomes opaque through absorption of water and formation of boric acid. Its specific gravity is 1.83 (J. Dumas). It is not volatile below a white heat, and consequently, if heated with salts of more volatile acids, it expels the acid forming oxide from such salts; for example, if potassium sulphate be heated with boron trioxide, sulphur trioxide is liberated and potassium borate formed. It ... possesses the power of combining with most metallic oxides at high temperatures, forming borates, which in many cases show characteristic colours.
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Boron does not react with water or hydrochloric acid and is unaffected by air at ordinary temperatures. It has several important applications in the field of gravitic energy, most notably in instruments designed to detect and count slow gravitrons, such as a control absorber in jumpgates, and as a constituent material of radiation shields.
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