El Dorado Chemical

LSB INDUSTRIES. Is a manufacturing, marketing, and engineering firm with activities on a worldwide basis. LSB's principal business activities, through its subsidiaries, are the manufacturing and sale of a broad array of hydronic fan coils, water source and geothermal heat pumps, huge custom air handlers and other products used in commercial and domestic air-conditioning systems. It manufactures and sells chemical products for mining, quarry and construction, agricultural and industrial acid markets.