Leyo

This user is an administrator on the English Wikipedia. (verify)

This user is an administrator on Wikimedia Commons. (verify)

This user is an administrator on German language Wikipedia. (verify)

This user is a participant in WikiProject Chemicals.

This user comes from Switzerland.

PhDThis user has a Doctor of Philosophy degree.

This user has published peer-reviewed articles in academic journals.

Wikipedia:Babel

gswDäm Benutzer sy Muetersproch isch Schwiizerdütsch.

deDieser Benutzer spricht Deutsch als Muttersprache.

en-3This user can contribute with an advanced level of English.

fr-3Cet utilisateur peut contribuer avec un niveau avancé de français.

es-1Este usuario puede contribuir con un nivel básico de español.

la-1Hic usor simplici latinitate contribuere potest.

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My Picture of the Day

Agama agama in Ngorongoro Conservation Area

I am a user from Switzerland who is active in several projects.

Categories to take care of

• Category:Wikipedia backlog (183)
• Category:Wikipedia files on Wikimedia Commons
• Category:Pages with incorrect ref formatting (87)
• Category:PD chem (18; orphaned)
• Category:Chemical structures (0; orphaned)
• Category:Chemical pages containing a local image (9)
• Category:Disputed chemical diagrams (0)
• Category:Chemical structure quality issues (0)
• Category:Chemical images that should be in SVG format (1)
• Category:Images that should be in SVG format (vector data available) (13)

Useful links

• Recent changes by anonymous users (section blanking)
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