CALIGRAPHY
\kalˈɪɡɹəfi], \kalˈɪɡɹəfi], \k_a_l_ˈɪ_ɡ_ɹ_ə_f_i]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.