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beta radiation

beta radiation in Culture
beta radiation [(bay-tuh)]

High-energy electrons, carrying a negative charge, that are sent out by some radioactive nuclei. (See alpha radiation and gamma radiation.)

Note: Beta radiation, unlike alpha radiation, has some penetrating power and can pass through clothing and wooden walls.
The American HeritageĀ® New Dictionary of Cultural Literacy, Third Edition
Copyright Ā© 2005 by Houghton Mifflin Company.
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