LEISURE ACTIVITY
\lˈɛʒəɹ aktˈɪvɪti], \lˈɛʒəɹ aktˈɪvɪti], \l_ˈɛ_ʒ_ə_ɹ a_k_t_ˈɪ_v_ɪ_t_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.