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Juan Perez's user avatar
Juan Perez's user avatar
Juan Perez's user avatar
Juan Perez
  • Member for 9 years, 4 months
  • Last seen more than a month ago
  • América del Sur

About

Chemical scientist, and physics aficionado.

This user doesn’t have any gold badges yet.
22
silver badges
34
bronze badges
19
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8
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13
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3
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15
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25
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2
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10
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8
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