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Posts tagged pH

October 18, 2012

 

a coral reef

What Does “Ocean Acidification” Mean?

Is the ocean really turning to acid? Will it burn our skin off? What do scientists mean when they talk about "ocean acidification"?

May 7, 2012

 

bog body man

What Are Bog Bodies?

Bog bodies date back to the Iron Age, over twenty five hundred years ago. They remained in such good condition because they were pickled.

June 20, 2011

 

lamb

Why You Can’t Bleach Sheep

Why is it okay to bleach cotton cloth, but not wool?

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