Which of the following statements is true?
a. we need vitamin d from the sun so there is...
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SAT, 02.10.2019 06:50 shanilafaridor97hl
Which of the following statements is true?
a. we need vitamin d from the sun so there is no unsafe exposure level.
b. from 10am to 4pm are the most dangerous hours for exposure to the sun.
c. there is only one kind of harmful uv ray from the sun.
d. spf 10 is the minimum for safe protection
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Answers: 1
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