Experts in trauma and emergency care center call the first hour after serious injury as the most critical in determining chances for survival
1. B. Very low internal body temperature cause by cold temperatures.
2. C. Heat stroke
3. A. apply sunscreen
4. B. To inhibit oxygen supply through the body.
5. D. Stay hydrated with cool fluids
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Answer:
Filtration
Explanation:
look at the image closely that's the first step in treating water from a river or lake.
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