Yaggy Field _ a vast cavernous area with 160 such caverns dug into salt formations _ holds about 3 . 2 billion cubic feet of natural gas.
22.
A huge underground, mushroom-shaped salt formation _ which pushed the soil upward to create the grassy knoll known as The Hill _ is the crux of the problem.
23.
In some cases, high temperatures ( > 200 �C ) can overcome salt formation by driving off water, without the need for " activation " of the carboxyl group.
24.
Since the inversion and deformation occurred in the late Cretaceous and early Tertiary, all of these salt formations have been covered by shales and sandstones deposited during these intervals.
25.
The department's engineers say that the salt formation has a tendency to shift, and that this geological pressure will seal cracks in the isolation site, locking the toxic wastes inside.
26.
The U . S . currently disposes of TRUW generated from military facilities at the Waste Isolation Pilot Plant ( WIPP ) in a deep salt formation in New Mexico.
27.
Barring last-minute legal problems, a mile-square maze of tunnels and vaults carved into a geological salt formation 2, 150 feet below the desert near Carlsbad, N . M ., will soon be open for business.
28.
They fear that at some point in the distant future, people drilling for oil or water will first spear a waste barrel and then puncture a pressurized brine pool that lies naturally below the salt formation.
29.
Near the 1857 Oil Springs discovery, Sarnia became a refining centre during Ontario s 19th-century oil boom and a petrochemical centre during World War II . Sarnia has underground salt formations like those at Fort Saskatchewan.
30.
For an armchair traveler, " Desert " is a comfortable way to see the legendary Joshua tree, the crystallized salt formations of Death Valley and the carved-looking red sandstone of Red Rock Canyon National Conservation Area in Nevada.
