N2ORead more in this article about some frequently asked questions and fun facts related to our definitions.
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- deuterocanonical books,
Origin of deuterium oxide
First recorded in 1930–35
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
See under heavy water.
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