DRAINAGE TUBE
\dɹˈe͡ɪnɪd͡ʒ tjˈuːb], \dɹˈeɪnɪdʒ tjˈuːb], \d_ɹ_ˈeɪ_n_ɪ_dʒ t_j_ˈuː_b]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.