PRE-TREATMENT OF WASTEWATER

\pɹˈiːtɹˈiːtmənt ɒv wˈe͡ɪstwɔːtə], \pɹˈiːtɹˈiːtmənt ɒv wˈe‍ɪstwɔːtə], \p_ɹ_ˈiː_t_ɹ_ˈiː_t_m_ə_n_t ɒ_v w_ˈeɪ_s_t_w_ɔː_t_ə]\

Definitions of PRE-TREATMENT OF WASTEWATER

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1910 - Black's Law Dictionary (2nd edition)
By Henry Campbell Black