English - English
Definition of pearl-ash in English English dictionary
- A gray-white powder having chemical properties of quicklime made by heating mollusk shells to a temperature sufficient to calcine it
- an impure form of potassium carbonate
- pearlash
- A white amorphous or granular substance which consists principally of potassium carbonate, and has a strong alkaline reaction
- pearlash
- It is used in making soap, glass, etc
- pearlash
- It is obtained by lixiviating wood ashes, and evaporating the lye, and has been an important source of potassium compounds