Today, as Franklin did then, farmers use gypsum to improve soil tilth, water infiltration and nitrogen uptake in their fields. According to the American Coal Ash Association, a utility industry ...

The Belfast Monthly Magazine Vol. 7, No. 37, Aug. 31, 1811 On Artificial Meadows, and the Use of Pl... On Artificial Meadows, and the Use of Plaster of Paris, or Gypsum, as a Manure This is the ...

THE Tariff Commission said that it has commenced an investigation into alleged dumping of gypsum board imported from Thailand. In a notice, the commission said it commenced the investigation on Nov.