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Do you know where your water has been? : the disgusting story behind what you're drinking
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Do you know where your water has been? : the disgusting story behind what you're drinking

著者: Kelly Regan Barnhill
出版商: Mankato, Minn. : Capstone Press, ©2009.
丛书: Edge books., Sanitation investigation.
版本/格式:   图书 : 少年观众 : 英语
提要:
Even if it looks clean, untreated water can have deadly bacteria in it. Discover the nasty effects of unclean water, and learn about the process by which clean, clear water gets to your tap.
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类型/形式: Juvenile literature
材料类型: 少年观众
文件类型:
所有的著者/提供者: Kelly Regan Barnhill
ISBN: 9781429619950 1429619953
OCLC号码: 190620833
描述: 32 p. : col. ill. ; 23 cm.
内容: Watery goodness --
Thirsty people in history --
Dirty way to get clean --
Where does that water come from?
丛书名: Edge books., Sanitation investigation.
责任: by Kelly Regan Barnhill.

摘要:

Even if it looks clean, untreated water can have deadly bacteria in it. Discover the nasty effects of unclean water, and learn about the process by which clean, clear water gets to your tap.

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A nice addition to any library.

评论者是 AnchorageSchools (公布的WorldCat用户 2009-11-20) 好 Permalink

     What IS the disgusting story behind what you're drinking?  A captivating title, an old iron faucet against a landscape of water, grass and bricks draw you in to read about the history of water purification and the present treatment of water for consumption.  "Learn...
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