TRACING-PAPER
\tɹˈe͡ɪsɪŋpˈe͡ɪpə], \tɹˈeɪsɪŋpˈeɪpə], \t_ɹ_ˈeɪ_s_ɪ_ŋ_p_ˈeɪ_p_ə]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.