PENAL INSTITUTIONS
\pˈiːnə͡l ˌɪnstɪtjˈuːʃənz], \pˈiːnəl ˌɪnstɪtjˈuːʃənz], \p_ˈiː_n_əl ˌɪ_n_s_t_ɪ_t_j_ˈuː_ʃ_ə_n_z]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.