OAK RIDGE, Tenn., Oct. 5, 2010 — By installing wireless sensors and replacing faulty traps along the 12 miles of steam lines at Oak Ridge National Laboratory, officials expect to save as much as $675,000 per year.
With 1,600 steam traps, which no…
If these walls had ears, they might tell a homeowner some interesting things. Like when water is dripping into an attic crawl space, or where an open window is letting hot air escape during winter.
The walls do have ears, thanks to a device that u…
How do you move a wounded, 2,080-pound patriot? Very carefully. Recently, under the watchful eyes of curators, conservators, surveyors, and engineers, a team of riggers deftly lifted the fragile Liberty Bell off of the supports on which it has been resting for a quarter century and confirmed the Bell can be safely moved into its new home this fall.