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37) What are some methods to purify water? (Select all that apply)
37) What are some methods to purify water? (Select all that apply)
Filtering water with tightly woven material
Chemically treating water with chlorine or iodine (correct)
Boiling vigorously for at least one minute (correct)
Purifying with a commercial micro filter (correct)
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Subjects with a serious illness may be at risk for exploitation because they may be desperate for a…
Question 2
Question 42: Why are olfaction and gustation called chemical senses?
Choose the most effective paraphrase of the following excerpt from the article:
Salut!
Comparison between French and English
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