What problems are associated with the production of nuclear fuel...?
Interactive Study Guide
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Guiding Question 27.4
What problems are associated with the production of nuclear fuel and the disposal of nuclear waste?
Why You Should Care
Fuel pellets are collected into uranium fuel rods that last less than two years in a typical reactor: The chain reactions speed up the radioactive decay until there are too few isotopes remaining to release enough energy to be efficient. At this point, the biggest problem with nuclear power comes out—the still radioactive fuel rods must be removed and stored as high-level radioactive waste (HLRW). While there may not be enough radioactivity for the reactor, there is still enough radioactivity to harm life. Where can this waste be stored long term?
Test Your Vocabulary
is any material that has a slight level of radiation (ore and mining wastes).
is any material that has a serious level of radiation (fuel rods and waste materials).
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1.
Which step of nuclear fuel production creates radioactive waste rock?
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2.
Which step of nuclear fuel production requires chemical refinement?
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3.
Which step of nuclear fuel production forms pellets of uranium?
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4.
Energy independence and security argue that we need stable sources of fuel. Domestic production of uranium peaked in 1980 and then decreased. Today, more than 80% of our uranium fuel is imported. Based on this alone, can nuclear energy be part of a portfolio of energy-independent strategies?
No. If the only fact is the importation of the energy, then nuclear power cannot be considered a secure energy source.
5.
Which of the following types of nuclear waste includes spent fuel rods?
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6.
Which of the following types of nuclear waste include small particles of waste?
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7.
Some short-half-life LLRW is stored and then disposed of in sanitary landfills. Why?
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8.
Why do we not have safe options for long-term disposal of HLRW?