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en-5 This user can contribute with a professional level of English.
es-1 Este usuario puede contribuir con un nivel básico de español.
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Sciences exactes.svg This user is interested in
Nuvola apps edu science.svg
Rod of Asclepius2.svg This user is interested in medicine.
Wormhole jet.jpg This user's favorite subject is physics.
Rutherford atom.svg This user has a keen interest in physics.
Albert Einstein Head.jpg This user has been tested and is a Certified Nerd.
The Earth seen from Apollo 17.jpg This user participated in the
Earth Hour event.