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Temka [501]
4 years ago
9

Zinc oxide helps protect the lifeguards from damaging UV sunlight. How does this cream protect from the UV rays of the Sun?

Chemistry
1 answer:
nadezda [96]4 years ago
8 0
It reflects sunlight.  It's a physical barrier (in comparison to some sunscreens which are chemical blocks).  Sunlight is mostly white light and zinc oxide reflects white light
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