Nature of Business
(A) TO MANUFACTURE, BUY, SELL, INSTALL, AND DEAL IN GOODS, WARES, AND MERCHANDISE OF ALL DESCRIPTIONS; (B) TO MINE, EXTRACT, QUARRY, FRILL OR BORE FOR, PRODUCE, BUY AND SELL, COAL, LIMESTONE, SAND, CLAY, GYPSUM, OIL, ORES, MINERAL SALTS, NATURAL GAS (SALES TO BE MADE AT THE MOUTH OF THE WELL AND AT WHOLESALE ONLY), AND OTHER MINERALS AND MINERAL SUBSTANCES; (C) TO ENGAGE IN BUILDING CONSTRUCTION, AS CONTRACTOR OR OTHERWISE; AND (D) TO ENGAGE IN RESEARCH, ENGINEERING, AND DEVELOPMENTAL WORK.