About Me
en-2This user can contribute with an intermediate level of English.
es-1Este usuario puede contribuir con un nivel básico de español.
plPolski jest językiem ojczystym tego użytkownika.
WikipediaThis user contributes Polish Wikipedia
Localization
This user lives in Warsaw.
This user is a native of Poland.
I'm interrested in
This user likes organic peroxides
Chemistry is the whole life of AlekanderSobolewski
This user uses only TGI labware
IT
HTML-3This user is an advanced HTML user.
PHP-1This user is a beginning PHP programmer.

My work on Wikipedia Commons

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