Word: steels
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...year-old Harvard Stadium. Total project costs will exceed $8 million for the renovation, which is scheduled to be at least partly completed by September 13, the date of the first football game, Robert J. Burbank, project manager for the project, said this week. Years of erosion of steel support beams necessitated the reconstruction, which will include the replacement of beams, installment of new seating and rebuilding of concession stands, restrooms and repairs to all concrete work...
Other, more expensive tactics are root plowing (a Caterpillar dragging a flat steel blade cuts off the roots beneath the surface) and tree dozing (a crawler tractor with a tree bit on the front uproots each tree). Tree dozing worked so well on John Cargile's ranch at Arden, Texas, that whole stretches of his range are innocent of mesquite. The land gives an impression of splendid cleanliness. A creek flows not far from the ranch house-a sweet luxury in a dry country. Cargile and his wife Ta will take a guest there for a picnic...
...right when it comes to larger mining operations. U.S. Steel Corp., for example, operates 20 mines and has the industry's best safety record. But the U.M.W. and many MSHA inspectors-believe that only strict enforcement can stop the upsurge in accidents in small mines, where new economics encourage imprudent scavenging. As coal prices quadrupled during the past decade, Appalachian entrepreneurs set up small mines to root out coal from veins too narrow to attract major companies. And while only 15% of the industry's work hours are now spent in mines with fewer than 50 workers...
...price of a metal. More than $500 million has been invested, and 30,000 tons of tin have been stockpiled in European warehouses. Speculators who gambled that the price of tin would soon fall face financial ruin. Major tin consumers have escalating costs. Says a spokesman for U.S. Steel, which makes tin-plated products: "Of course this is hurting...
...attempt to create a tin cartel is likely to founder on some hard economic realities. The metal is mainly used to plate the steel in so-called tin cans. Canning companies use tin because it resists corrosion that can be caused by acids often found in foods. Tin consumption, however, has been declining for years. More and more food is being packaged in sealed plastic pouches, and tin users are experimenting with such substitute materials as aluminum...