Chemical measures of water quality include dissolved oxygen, chemical oxygen demand, biochemical oxygen demand, total dissolved solids, pH, nutrients nitrates and phosphorus, heavy metals (including copper, zinc, cadmium, lead and mercury), and pesticides.
k ɛ m ɪ k ə l WORD_BOUNDARY m ɛ ʒ ə ɹ z WORD_BOUNDARY ʌ v WORD_BOUNDARY w ɔ t ə ɹ WORD_BOUNDARY k w ɔ l ɪ t i WORD_BOUNDARY ɪ ŋ k l uː d WORD_BOUNDARY d ɪ s ɑ l v d WORD_BOUNDARY ɑ k s ɪ d̠ʒ ə n WORD_BOUNDARY k ɛ m ɪ k ə l WORD_BOUNDARY ɑ k s ɪ d̠ʒ ə n WORD_BOUNDARY d ɪ m æ n d WORD_BOUNDARY b aɪ oʊ k ɛ m ɪ k ə l WORD_BOUNDARY ɑ k s ɪ d̠ʒ ə n WORD_BOUNDARY d ɪ m æ n d WORD_BOUNDARY t oʊ t ə l WORD_BOUNDARY d ɪ s ɑ l v d WORD_BOUNDARY s ɑ l ɪ d z WORD_BOUNDARY p iː WORD_BOUNDARY eɪ t̠ʃ WORD_BOUNDARY n j uː t ɹ iə n t s WORD_BOUNDARY n aɪ t ɹ eɪ t s WORD_BOUNDARY æ n d WORD_BOUNDARY f ɑ s f ɔ ɹ ə s WORD_BOUNDARY h ɛ v i WORD_BOUNDARY m ɛ t ə l z WORD_BOUNDARY ɪ ŋ k l uː d ɪ ŋ WORD_BOUNDARY k ɑ p ə ɹ WORD_BOUNDARY z ɪ ŋ k WORD_BOUNDARY k æ d m iə m WORD_BOUNDARY l iː d WORD_BOUNDARY æ n d WORD_BOUNDARY m ɜː k j ʊ ɹ i WORD_BOUNDARY æ n d WORD_BOUNDARY p ɛ s t ɪ s aɪ d z WORD_BOUNDARY