UMBRELLA FILTERS
\ʌmbɹˈɛlə fˈɪltəz], \ʌmbɹˈɛlə fˈɪltəz], \ʌ_m_b_ɹ_ˈɛ_l_ə f_ˈɪ_l_t_ə_z]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.