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Public domain Public domain false false
This image of a simple structural formula is ineligible for copyright and therefore in the public domain , because it consists entirely of information that is common property and contains no original authorship.
British English Add a one-line explanation of what this file represents
English Chemical structure of methane
Spanish Estructura química del metano
German Keilstrichformel von Methan
Kazakh Метанның химиялық құрылысы
Russian химическая структура Метана CH4 в 2д
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current 15:08, 28 December 2025 794 × 896 (631 bytes) wikimediacommons>Д.Ильин Optimization, style
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