Usage Note
Ru is the chemical symbol for ruthenium (rutenio), a rare platinum-group transition metal (atomic number 44). In Spanish technical writing the symbol is read letter by letter. Rutenio is prized for its use in catalysis, electronics, and as a component of dye-sensitised solar cells (celdas solares sensibilizadas con colorante).
Examples
"El Ru se emplea como catalizador en síntesis orgánica."
Natural Translation
Ru is used as a catalyst in organic synthesis.
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