The electricity is often produced by burning fossil fuels, and the refrigerant gases also exacerbate climate change.

而冷藏所需的电力通常是由燃烧的化石燃料生产的，且制冷气体也会进一步加剧气候变化。

In addition to that, ammonia is also used as a refrigerant gas, as well as in the manufacture of plastic, fabrics, pesticides and to purify water supplies.

除此之外，氨还用作制冷剂气体，以及用于制造塑料、织物、杀虫剂和净化供水。