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city (1990 pop. 20,125), Calcasieu parish, SW La.; inc. 1914. It is a trade center for an area producing natural gas, oil, and timber as well as sorghum, soybeans, cattle, and crawfish. Industry centers chiefly around petroleum products, chemicals, and related enterprises. Engines, concrete products, machinery, and lumber are also manufactured. The city was named for a sulfur dome that was mined from 1894 to 1924. In 1924 oil was discovered nearby.


see sulfursulfur
or sulphur
, nonmetallic chemical element; symbol S; at. no. 16; interval in which at. wt. ranges 32.059–32.076; m.p. 112.8°C; (rhombic), 119.0°C; (monoclinic), about 120°C; (amorphous); b.p. 444.674°C;; sp. gr. at 20°C;, 2.07 (rhombic), 1.
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(US), sulfur
a. an allotropic nonmetallic element, occurring free in volcanic regions and in combined state in gypsum, pyrite, and galena. The stable yellow rhombic form converts on heating to monoclinic needles. It is used in the production of sulphuric acid, in the vulcanization of rubber, and in fungicides. Symbol: S; atomic no.: 16; atomic wt.: 32.066; valency: 2, 4, or 6; relative density: 2.07 (rhombic), 1.957 (monoclinic); melting pt.: 115.22°C (rhombic), 119.0°C (monoclinic); boiling pt.: 444.674°C
b. (as modifier): sulphur springs
References in periodicals archive ?
Sulphur is also a component of key enzymes and vitamins in the plant and is necessary for the formation of chlorophyll.
Sulphur standard in diesel matrix with coa; 20 ppm quantity: 1ea containing 100ml
Canada is the largest exporter of sulphur in the world, while China is the largest market for sulphur.
The two projects are being executed in parallel with Shah-Habshan-Ruwais Etihad Rail which is being implemented by Etihad Rail Company to transport granulated sulphur from Shah and Habshan stations to Ruwais sulphur export terminal to replace the current transportation of liquid sulphur via trucks to Ruwais.
Three of the district's schools, Canyon Springs, Fair Oaks Ranch and Sulphur Springs, are operating at or above capacity.
According to Robert Morris, president of The Sulphur Institute, a non-profit market-development organization in Washington, D.
The article underscores the need for development of sulphur markets, says Robert J.
Sulphur Springs is the 158th largest commercial banking organization in Texas, controlling approximately $107.
The first portion of the text is composed of 12 invited, review papers which are broken into three broad categories: (i) sulphate uptake, transport, and reduction; (ii) sulphur metabolism; and (iii) nutritional and ecophysiological aspects of sulphur metabolism.
Falling fertilizer demand--now accounting for under 60% of world SAF-demand--is the primary source of sulphur suppliers' problem.
The report also indicates a wealth of information on sulphur producers and suppliers, covers sulphur production in the respective country, major sulphur producers, sulphur consumption in the country market, sulphur trade in the country, sulphur prices.
By using a low-sulphur marine fuel our customers avoid the need to make large changes to their ships, such as installing sulphur scrubbers", Olli Vesamo, Director of Neste Oil's Direct Sales explains.