What does WTR mean in NASA?
This page is about the meanings of the acronym/abbreviation/shorthand WTR in the Governmental field in general and in the NASA terminology in particular.
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What does WTR mean?
- water, H2O(noun)
- binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent