pearlash
📖 中文释义
- [医] 真珠灰, 粗碳酸钾
📘 English Definition（英文释义）
- n. A white amorphous or granular substance which consists
- principally of potassium carbonate, and has a strong alkaline reaction.
- It is obtained by lixiviating wood ashes, and evaporating the lye, and
- has been an important source of potassium compounds. It is used in
- making soap, glass, etc.