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2007-03-28 02:08:28 · 2 answers · asked by busybee 1 in Environment

2 answers

Ozone blocks ultraviolet rays preferentially.

2007-03-28 02:11:42 · answer #1 · answered by misoma5 7 · 0 0

ultraviolet rays

2007-03-28 02:19:41 · answer #2 · answered by genius 1 · 0 0

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