电石

例句：

1. 1. The chemical reaction between calcium carbonate and water produces electricity.
   钙碳酸盐与水之间的化学反应产生电力。
2. 2. The plant uses calcium carbonate to produce chlorophyll, which is essential for photosynthesis.
   该植物使用碳酸钙来生产叶绿素，这是光合作用所必需的。
3. 3. The process of converting limestone into calcium carbonate is a common method for producing calcium hydroxide.
   将石灰石转化为碳酸钙的过程是生产氢氧化钙的常见方法。