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What goes into the water red and comes out black?

+1 vote
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What goes into the water red and comes out black?
posted Oct 13, 2014 by Vrije Mani Upadhyay

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1 Answer

+2 votes

Its a red hot iron rod...
When we over heat the iron rod it becomes red, and when we dip into water its cools and becomes black...

answer Oct 19, 2014 by Binu Mon
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