VALVE-CHEST
\vˈalvt͡ʃˈɛst], \vˈalvtʃˈɛst], \v_ˈa_l_v_tʃ_ˈɛ_s_t]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.