Yucca Mountain - Research Article from Pollution A to Z

This encyclopedia article consists of approximately 4 pages of information about Yucca Mountain.
This section contains 1,085 words
(approx. 4 pages at 300 words per page)
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Waste Forms and Other Engineered Barriers

All materials sent to a repository would be in solid form. Spent nuclear fuel comprises hard ceramic pellets in sealed corrosion-resistant metal tubes. Liquid wastes from defense-related activities would be solidified into glass logs, inside sealed metal containers, before shipment.

At the repository, the materials would be sealed inside double-walled containers, called waste packages, made of stainless steel and a corrosion-resistant alloy. Once underground, each waste package would be placed on its own individual pallet, in one of dozens of miles of tunnels carved deep within the rock. In addition, corrosion-resistant titanium drip shields would be placed above the sealed containers as an added barrier to water. (See illustration.)


Potential Problems at Site

Groundwater contamination. Yucca Mountain's climate is very dry, with annual precipitation averaging about 7.5 inches (190 millimeters or mm). About 95 percent either runs off, evaporates, or is taken up by vegetation...

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This section contains 1,085 words
(approx. 4 pages at 300 words per page)
Buy the Yucca Mountain Encyclopedia Article
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Pollution A to Z
Yucca Mountain from Pollution A to Z. Copyright © 2001-2006 by Macmillan Reference USA, an imprint of the Gale Group. All rights reserved.
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