text_original: observed, in the seventeenth section, in which he is describing the effect of phosphoric acidonfluor spar, " It has lately been discovered that the earth of bones, or of homs, is calcareous earth combined with phosphoric acid."
text_transcription: OBSERVED IN THE SEVENTEENTH SECTION IN WHICH HE IS DESCRIBING THE EFFECT OF PHOSPHORIC ACID ON FLORISPAR IT HAS LATELY BEEN DISCOVERED THAT THE EARTH OF BONES OR OF HORNS IS CALCAREOUS EARTH COMBINED WITH PHOSPHORIC ACID
phonemes: əbzˈɜːvd, ɪnðə sˈɛvəntˌiːnθ sˈɛkʃən, ɪnwˌɪtʃ hiː ɪz dᵻskɹˈaɪbɪŋ ðɪ ɪfˈɛkt ʌv fəsfˈɔːɹɪk ɐsˈɪdənflˌʊɹ spˈɑːɹ, " ɪt hɐz lˈeɪtli bˌɪn dɪskˈʌvɚd ðætðɪ ˈɜːθ ʌv bˈoʊnz, ɔːɹ ʌv hˈɑːmz, ɪz kˈælkɛɹəs ˈɜːθ kəmbˈaɪnd wɪð fəsfˈɔːɹɪk ˈæsɪd."