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ferric sulfate

(Encyclopedia)ferric sulfate or iron (III) sulfate, chemical compound, Fe2(SO4)3, a yellow rhombic crystalline hygroscopic water-soluble salt that decomposes when heated to a temperature of 480℃. The enneahydrate...

antacid

(Encyclopedia)antacid, any one of several basic substances that counteract stomach acidity (see stomach). Antacids are used by physicians to treat hyperchlorhydria, i.e., the excessive production of hydrochloric ac...

Parkersburg

(Encyclopedia)Parkersburg, city (1990 pop. 33,862), seat of Wood co., NW W.Va., at the confluence of the Little Kanawha and Ohio rivers; settled 1785, inc. 1820. An industrial and shipping center in a coal region, ...

Kreuzlingen

(Encyclopedia)Kreuzlingen kroitsˈlĭngˌən [key], town (1990 pop. 17,239), Thurgau canton, NE Switzerland, on the Lake of Konstanz. The town is contiguous with the German city of Konstanz. It is an industrial cen...

Lünen

(Encyclopedia)Lünen lüˈnən [key], city (1994 pop. 89,740), North Rhine–Westphalia, N central Germany, on the Lippe River. Its manufactures include iron, copper, metal fittings, textiles, and aluminum. Motor v...

La Baie

(Encyclopedia)La Baie lə bī [key], city (1991 pop. 20,995), S Que., Canada, on Ha! Ha! Bay, an arm of the Saguenay River. Formed by the amalgamation of Bagotville, Port Alfred, and the parishes of Grande-Baie and...

Sundsvall

(Encyclopedia)Sundsvall sŭntsˈvälˌ [key], city (1990 pop. 50,380), Västernorrland co., E Sweden, a major seaport on the Sundsvallfjärden, an arm of the Gulf of Bothnia. Manufactures include cellulose, metal g...

Tema, city, Ghana

(Encyclopedia)Tema tāmə [key], city (1984 pop. 99,608), SE Ghana, on the Gulf of Guinea. With the opening of an artificial harbor in 1961, Tema developed from a small fishing village to become Ghana's leading sea...

Thiès

(Encyclopedia)Thiès tyĕs [key], city (1988 pop. 175,465), W Senegal, on the Dakar-Niger RR. It is the trade center for a farming region where peanuts, cassava, and livestock are raised. Manufactures include const...

Ptolemaïs, town, Greece

(Encyclopedia)Ptolemaïs ptôlĭmīsˈ [key], town (1991 pop. 25,195), N Greece, in Macedonia. It was a small market town until 1958, when it began to be developed as an industrial center. Lignite, mined there in v...