Subject: What Materials Will Purify Water Best, and why?
Date: Tue Feb 15 16:00:35 2000
Posted by Kaylee
Grade level: 7-9
School: Seaview School
City: Lantzville State/Province: BC
Area of science: Earth Sciences
Thank you for creating this wonderfull site it helps alot. My Question,
What materials purify water best, and why?, has 4 posible answers and they
are sand, gravel, papertowel or cottom balls. Thank you for your time.
Re: What Materials Will Purify Water Best, and why?
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