Note 39 — PART II. (continued 2)
Reading edition
1000lb. of Coal-Tar afford by distillation, from 260 to 265lb. of Essential Oil, or Naphtha. 1000lb. of Coal-Tar produce by mere evaporation, from 460 to 480lb. of Pitch.
Reading edition
1000lb. of Coal-Tar afford by distillation, from 260 to 265lb. of Essential Oil, or Naphtha. 1000lb. of Coal-Tar produce by mere evaporation, from 460 to 480lb. of Pitch.