AAC Image Library
От
AAC Image Library
·
Creative Commons BY NC SA 4.0
a dark blue diagram of the chemical make up of caffeine. It is made up of lines and various letters and numerals.
| Език | Етикет | Описание |
|---|---|---|
| English | caffeine | a dark blue diagram of the chemical make up of caffeine. It is made up of lines and various letters and numerals. |