PNEUMATIC HAMMER
\njuːmˈatɪk hˈamə], \njuːmˈatɪk hˈamə], \n_j_uː_m_ˈa_t_ɪ_k h_ˈa_m_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.