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Science Panorama
The Friendliest Element on The Periodic Table
From nuclear weapons to dental health and from skillet coating to climate change. Everything about fluorine
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Ask the expert
Why does my skin turn smooth after I touch household bleach? Orit
I don't understand why you touched bleach with your bare hands to begin with. When
March 3, 2012 זמן קריאה משוער 10
