BRAKE DRUM
\bɹˈe͡ɪk dɹˈʌm], \bɹˈeɪk dɹˈʌm], \b_ɹ_ˈeɪ_k d_ɹ_ˈʌ_m]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.